H04R   1/00  \	0	0	5D017	H04R   1/00	550	ѴκʿưģȣңѴħΤΤϡᥤ󥰥롼ףȣңȣңδط롼פ򻲾ȡ֤ΤäŬ礷ȣͣ	Details of transducers (diaphragms H04R 7/00; characterised by the nature of the transducer, <u>see</u> the relevant group of main groups H04R 9/00-H04R 23/00; mountings specially adapted for telephone equipment H04M 1/02)
H04R   1/00 310 \	1	1	5D017	H04R   1/00	21	ԡ	Loudspeakers
H04R   1/00 310 A	1	0	5D017	H04R   1/00	283	ͥåȥ㡥ޥȿӤͭ륹ԡƥ	Networks, e.g., speaker systems with multi-way frequency bands
H04R   1/00 310 B	1	0	5D017	H04R   1/00	21	ԡ	Explosion-proof speakers
H04R   1/00 310 C	1	0	5D017	H04R   1/00	185	Ǯԡ	Heat-radiating speakers
H04R   1/00 310 D	1	0	5D017	H04R   1/00	140	ɼԡ	Magnetically shielded speakers
H04R   1/00 310 E	1	0	5D017	H04R   1/00	317	ɽΡ㡥ưŷԡưɽ֡	Indicating sound levels, sound volume, etc., e.g., electrical indication devices for dynamic-electricity type speakers
H04R   1/00 310 F	1	0	5D017	H04R   1/00	794	ɿưԡ	Vibrating wall speakers
H04R   1/00 310 G	1	0	5D017	H04R   1/00	1415	δưԡ	Tactile vibration speakers
H04R   1/00 310 Z	1	0	5D017	H04R   1/00	310	¾Τ	Others
H04R   1/00 311 \	2	2	5D017	H04R   1/00	870	ɿ幽¤㡥ԡɿ奫СɿСޤ	Waterproof structures, e.g., waterproof speaker covers, including dustproofing, snowproofing, and the like
H04R   1/00 317 \	2	2	5D017	H04R   1/00	1193	ƳѤ	utilising bone conduction
H04R   1/00 318 \	2	2	5D017	H04R   1/00	8	ٻޤߤݤ	Support stand or hanging device
H04R   1/00 318 A	2	0	5D017	H04R   1/00	630	ٻӡٻ㡥ԡλٻ	Supporting legs and supporting stands, e.g., speaker stands
H04R   1/00 318 B	2	0	5D017	H04R   1/00	247	̤ؤμն	Device for installing on the wall surface
H04R   1/00 318 C	2	0	5D017	H04R   1/00	108		Supporting column
H04R   1/00 318 D	2	0	5D017	H04R   1/00	413	٥	Clothes, belt, etc.
H04R   1/00 318 Z	2	0	5D017	H04R   1/00	395	¾Τ	Others
H04R   1/00 320 \	1	1	5D017	H04R   1/00	8	ޥۥ	Microphone
H04R   1/00 320 A	1	0	5D017	H04R   1/00	140	ɽΡ㡥ɽΥޥۥ֡	Indication of the sound, sound volume, etc., e.g. microphone device indicating the output
H04R   1/00 320 Z	1	0	5D017	H04R   1/00	200	¾Τ	Others
H04R   1/00 321 \	2	2	5D017	H04R   1/00	400	ɿ幽¤	Water-proof structure
H04R   1/00 327 \	2	2	5D017	H04R   1/00	106	ƳѤ	utilising bone conduction
H04R   1/00 327 A	2	0	5D017	H04R   1/00	379	䡼ޥۥ㡥䡼ޥʹƳˡ	Ear microphones, e.g., ear microphone (bone conduction)
H04R   1/00 327 Z	2	0	5D017	H04R   1/00	307	¾Τ	Others
H04R   1/00 328 \	2	2	5D017	H04R   1/00	12	ٻޤߤݤ	Supporting stand or hanging device
H04R   1/00 328 A	2	0	5D017	H04R   1/00	538		Supporting column
H04R   1/00 328 B	2	0	5D017	H04R   1/00	133	ݶ	Hooking device
H04R   1/00 328 C	2	0	5D017	H04R   1/00	166	ٻ	Desktop supporting device
H04R   1/00 328 D	2	0	5D017	H04R   1/00	250	ؤμն	Device for attaching to clothes
H04R   1/00 328 Z	2	0	5D017	H04R   1/00	340	¾ΤΡ㡥ޥۥѥåס	Others, e.g., clips for attaching microphones
H04R   1/00 330 \	1	1	5D019	H04R   1/00	9	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/00 330 A	1	0	5D019	H04R   1/00	151	㡥Ķȴ	Details, e.g. ultrasonic transmitter/receiver
H04R   1/00 330 Z	1	0	5D019	H04R   1/00	436	¾ΤΡüӡ	Others (special applications)
H04R   1/00 331 \	2	2	5D019	H04R   1/00	107	ɿ幽¤	Water-proof structure
H04R   1/00 332 \	2	2	5D019	H04R   1/00	85	ٻ	Support
H04R   1/00 340 \	1	1	5D125	H04R   1/00	3	߲ԥåå	Phonograph pickups
H04R   1/02  \	1	1	5D017	H04R   1/02	52	󥰡ӥͥåȡؤμʣȣңͥ	Casings; Cabinets; Mountings therein (H04R 1/28 takes precedence)
H04R   1/02 101 \	2	2	5D017	H04R   1/02	45	ԡӥͥåȡ㡥̩ȢȿžХåե	Speaker cabinets, e.g., sealed box and phase-inverted baffles
H04R   1/02 101 A	2	0	5D017	H04R   1/02	649	ӥͥåȺ˴ؤ	Related to cabinet materials
H04R   1/02 101 B	2	0	5D017	H04R   1/02	1473	Хշӥͥå	Bass reflex type cabinets
H04R   1/02 101 C	2	0	5D017	H04R   1/02	66	ޤ߷ӥͥå	Foldable cabinets
H04R   1/02 101 D	2	0	5D017	H04R   1/02	141	Ĵӥͥå	Volume adjustable cabinets
H04R   1/02 101 E	2	0	5D017	H04R   1/02	492	۲Ȥμդ˴ؤ	related to the sound absorbing material and its installation
H04R   1/02 101 F	2	0	5D017	H04R   1/02	952	Τη硦䶯ưɻߤ˴ؤ	related to coupling, strength reinforcement, and vibration prevention of plate members
H04R   1/02 101 G	2	0	5D017	H04R   1/02	184	ԡե졼ࡦۡ򥭥ӥͥåȤȰΤ˷	Speaker frames, such as horn speakers, formed integrally with the cabinet
H04R   1/02 101 Z	2	0	5D017	H04R   1/02	1071	¾Τ	Others
H04R   1/02 102 \	2	2	5D017	H04R   1/02	51	ΤΤŬ礵줿ԡ㡥饸ŷ楹ԡ	Speaker cases designed for specific applications, e.g., sound emission units of radio receivers and ceiling speakers
H04R   1/02 102 A	2	0	5D017	H04R   1/02	381	ŷ	for ceiling
H04R   1/02 102 B	2	0	5D017	H04R   1/02	2702	ξѡ㡥ֺѥԡ˥åȡ	for vehicles, e.g., speaker units for vehicles
H04R   1/02 102 Z	2	0	5D017	H04R   1/02	3249	¾ΤΡ㡥ƥӥѡ饸ѡ	Others, e.g., for televisions and radios
H04R   1/02 103 \	3	3	5D017	H04R   1/02	89	¾εȤ߹蘆ѤΡ㡥ԥԡ۱凉ԡ	Used in combination with other components, e.g., pillow speakers and picture frame speakers
H04R   1/02 103 A	3	0	5D017	H04R   1/02	96	ʡȤȹ礻	combined with an ornamental piece or toy
H04R   1/02 103 B	3	0	5D017	H04R   1/02	230	Ǽ̥꡼Ȥȹ礻	Combined with projection screens
H04R   1/02 103 C	3	0	5D017	H04R   1/02	35	ۤȤȹ礻	combined with a picture frame
H04R   1/02 103 D	3	0	5D017	H04R   1/02	151	Ȥȹ礻	combined with a pillow
H04R   1/02 103 E	3	0	5D017	H04R   1/02	361	ȶȤȹ礻㡥ץ֡	Combined with furniture (e.g., capsule booths)
H04R   1/02 103 F	3	0	5D017	H04R   1/02	276	Ȥȹ礻	combined with a lighting device
H04R   1/02 103 G	3	0	5D017	H04R   1/02	127	פȤȹ礻	combined with a clock
H04R   1/02 103 Z	3	0	5D017	H04R   1/02	659	¾Τ	Others
H04R   1/02 104 \	2	2	5D017	H04R   1/02	24	ԡ̥ѥͥ	Speaker front panels
H04R   1/02 104 A	2	0	5D017	H04R   1/02	397	æѥͥ	Removal panel
H04R   1/02 104 Z	2	0	5D017	H04R   1/02	1059	¾ΤΡ㡥ԡ	Others (e.g., speaker grilles)
H04R   1/02 105 \	2	2	5D017	H04R   1/02	12	ԡն	Speaker mounting devices
H04R   1/02 105 A	2	0	5D017	H04R   1/02	839	ͤפѤ	using screws or clamps
H04R   1/02 105 B	2	0	5D017	H04R   1/02	755	ʤѤ	using an elastic means
H04R   1/02 105 Z	2	0	5D017	H04R   1/02	597	¾Τ	Others
H04R   1/02 106 \	2	2	5D017	H04R   1/02	901	ޥۥ󥱡	Microphone cases
H04R   1/02 107 \	3	3	5D017	H04R   1/02	1008	¾εȤ߹蘆ѤΡ㡥ȶȤ߹蘆줿ޥۥ㡥ޥۥٻ֡饪ޥ	Used in combination with other components, such as microphones combined with accessories (e.g., zoom microphone support devices and karaoke microphonesx
H04R   1/02 108 \	3	3	5D017	H04R   1/02	911	ޥۥն㡥ޥۥ˥åȡ	Microphone mounting devices, e.g., microphone units
H04R   1/02 330 \	2	2	5D019	H04R   1/02	383	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/02 340 \	2	2	5D125	H04R   1/02	99	߲ԥåå	Phonograph pickups
H04R   1/04  \	2	2	5D017	H04R   1/04	101	ޥۥȤΤŵϩȤι¤ŪŵŪİˤΣȣңˡΣ	Structural association of microphone with electric circuitry therefor  (in electric hearing aids H04R0025000000)[2006.01]
H04R   1/04  A	2	0	5D017	H04R   1/04	87	̡Ĵ	Sound volume/quality adjusting mechanism
H04R   1/04  B	2	0	5D017	H04R   1/04	285	å	Switch mechanisms
H04R   1/04  Z	2	0	5D017	H04R   1/04	834	¾Τ	Others
H04R   1/06  \	1	1	5D017	H04R   1/06	584	ϩƳϩƳĥϴ	Arranging circuit leads; Relieving strain on circuit leads
H04R   1/06 310 \	2	2	5D017	H04R   1/06	1364	ԡ	Speakers
H04R   1/06 320 \	2	2	5D017	H04R   1/06	454	ޥۥ㡥դޥ	Microphones, e.g., corded microphones
H04R   1/06 330 \	2	2	5D019	H04R   1/06	210	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/06 340 \	2	2	5D125	H04R   1/06	55	߲ԥåå	Phonograph pickups
H04R   1/08  \	1	1	5D017	H04R   1/08	604	ô°ʪ	Mouthpieces; Attachments therefor
H04R   1/10  \	1	1	5D005	H04R   1/10	76	ô°ʪΣ	Earpieces; Attachments therefor[2026.01]
H04R   1/10 101 \	2	2	5D005	H04R   1/10	169	إåɥۥΡ°ʪ	Headphone housings; their accessories
H04R   1/10 101 A	2	0	5D005	H04R   1/10	1059	ޥեإåɥۥ㡥إåɥåѥޥۥݻ֡	Headphones with a microphone, e.g., microphone holding devices for headsets
H04R   1/10 101 B	2	0	5D005	H04R   1/10	1733	إåɥۥ°ʪ̥åĴƥ	Headphone accessories (switches, control adjusters, antennas, etc.)
H04R   1/10 101 Z	2	0	5D005	H04R   1/10	1530	¾Τ	Others
H04R   1/10 102 \	3	3	5D005	H04R   1/10	429	ѥå	Pads
H04R   1/10 103 \	3	3	5D005	H04R   1/10	964	Ƭٻ	Truncated-cone supportors
H04R   1/10 104 \	2	2	5D005	H04R   1/10	124	ۥΡ°ʪ	Earphone housings; their accessories
H04R   1/10 104 A	2	0	5D005	H04R   1/10	844	ݶ	Ear hooking device
H04R   1/10 104 B	2	0	5D005	H04R   1/10	531	Ƴ	Sound conduction tube
H04R   1/10 104 C	2	0	5D005	H04R   1/10	739	ۥ󥳡ɤδ衦Ǽ	Earphone cord winding and storage
H04R   1/10 104 E	2	0	5D005	H04R   1/10	1053	åƥʡƳ³㡥	Switch, antenna, and conductor connections, e.g., sound-receiving eyeglasses
H04R   1/10 104 F	2	0	5D005	H04R   1/10	517	åץ饰㡥إåɥۥѥץ饰	Jack plugs, e.g., headphone plugs
H04R   1/10 104 G	2	0	5D005	H04R   1/10	10	ռͷ	Radiation type
H04R   1/10 104 Z	2	0	5D005	H04R   1/10	2106	¾Τ	Others
H04R   1/1025  \	2	2	5D005	H04R   1/1025	345	ôѤäŬ礷֡νŤΤäŬ礷֡Σ	Accumulators specially adapted for earpieces; Arrangements specially adapted for charging thereof[2026.01]
H04R   1/12  \	1	1	5D017	H04R   1/12	622	ôޤϼôΤޤϱ㡥ͽɤΤΤ	Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
H04R   1/14  \	1	1	5D017	H04R   1/14	155	ޥۥΰ	Throat mountings for microphones
H04R   1/16  \	1	1	5D125	H04R   1/16	132	ԥ󥰼ʤ̵ͭʤѴФˤμޤϷ	Mounting or connecting stylus to transducer with or without damping means
H04R   1/18  \	2	2	5D125	H04R   1/18	12	ˤݻѴؤݻμ	Holders for styli; Mounting holders on transducers
H04R   1/20  \	1	1	5D018	H04R   1/20	180	˾μȿ뤤ϻظ뤿֡ʥƥ쥪ŪΤΣȣң	Arrangements for obtaining desired frequency or directional characteristics (for stereophonic purposes H04R 5/00)
H04R   1/20 310 \	2	2	5D018	H04R   1/20	176	ԡ	Speakers
H04R   1/20 320 \	2	2	5D018	H04R   1/20	82	ޥۥ	Microphone
H04R   1/20 330 \	2	2	5D019	H04R   1/20	142	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/22  \	2	2	5D018	H04R   1/22	451	˾μȿΤߤ뤿Τ	for obtaining desired frequency characteristic only
H04R   1/22 310 \	3	3	5D018	H04R   1/22	805	ԡ	Speakers
H04R   1/22 320 \	3	3	5D018	H04R   1/22	170	ޥۥ	Microphone
H04R   1/22 330 \	3	3	5D019	H04R   1/22	42	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/24  \	3	3	5D018	H04R   1/24	394	̡Ѵޤ̡ѴʬʤʤꡤʾμȿϰϤФƤ줾Ǥ褦ʹ¤ȹ礻	Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R   1/24  A	3	0	5D018	H04R   1/24	272	ʿ̿ưĤѤ	using a flat vibration plate
H04R   1/24  B	3	0	5D018	H04R   1/24	141	֥󡦥Ѥ	Using sub-cones or whizzer cones
H04R   1/24  Z	3	0	5D018	H04R   1/24	779	¾Τ	Others
H04R   1/24 330 \	4	4	5D019	H04R   1/24	20	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/26  \	3	3	5D018	H04R   1/26	1278	ʾμȿϰϤ˱̡ѴζŪ	Spatial arrangement of separate transducers responsive to two or more frequency ranges
H04R   1/26 330 \	4	4	5D019	H04R   1/26	14	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/28  \	3	3	5D018	H04R   1/28	693	üʼȿ쥹ݥ󥹤Τ߷פ줿ѴޤϰϤŪޤϲŪԡ󥹡㡥ưʡ뤳ȤˤäѤѴΰϤ	Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R   1/28 310 \	4	4	5D018	H04R   1/28	19	ԡ	Speakers
H04R   1/28 310 A	4	0	5D018	H04R   1/28	192	ṳ̈ȯ	generating a special effect
H04R   1/28 310 B	4	0	5D018	H04R   1/28	392	̤Ĵ	Sound quality/volume adjustable
H04R   1/28 310 C	4	0	5D018	H04R   1/28	216	ӥͥåΰϤĴ	Adjusting pressure within a cabinet
H04R   1/28 310 D	4	0	5D018	H04R   1/28	300	Ȥɻߤ	Standing wave prevention
H04R   1/28 310 E	4	0	5D018	H04R   1/28	645	ѥå֥ʥѥå֥饸ɥ󥳡ˤѤ	Using passive cones (passive radiators)
H04R   1/28 310 Z	4	0	5D018	H04R   1/28	1787	¾ΤΡ㡥ƥӥ󵡴β֡	Others, e.g., Audio devices for television equipment
H04R   1/28 320 \	4	4	5D018	H04R   1/28	8	ޥۥ	Microphone
H04R   1/28 320 A	4	0	5D018	H04R   1/28	42	Ķ̤ȯ	generating a reverberation effect
H04R   1/28 320 Z	4	0	5D018	H04R   1/28	149	¾Τ	Others
H04R   1/28 330 \	4	4	5D019	H04R   1/28	70	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/30  \	3	3	5D018	H04R   1/30	442	ۡ㡥ŪʡѴȤȹ礻	Combinations of transducers with horns, e.g. with mechanical matching means
H04R   1/30  A	3	0	5D018	H04R   1/30	875	ۡ¤	Horn structure
H04R   1/30  B	3	0	5D018	H04R   1/30	233	饤	Equalisers
H04R   1/30  Z	3	0	5D018	H04R   1/30	473	¾Τ	Others
H04R   1/30 330 \	4	4	5D019	H04R   1/30	254	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/32  \	2	2	5D018	H04R   1/32	382	˾λظΤߤ뤿Τ	for obtaining desired directional characteristic only
H04R   1/32 310 \	3	3	5D018	H04R   1/32	44	ԡ	Speakers
H04R   1/32 310 A	3	0	5D018	H04R   1/32	634	ԡγĴˤ	By adjusting speaker angles
H04R   1/32 310 Z	3	0	5D018	H04R   1/32	426	¾Τ	Others
H04R   1/32 320 \	3	3	5D018	H04R   1/32	240	ޥۥ	Microphone
H04R   1/32 330 \	3	3	5D019	H04R   1/32	265	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/34  \	3	3	5D018	H04R   1/34	272	ȿ͡ޡظޤͶƳʤñѴλѤˤ	by using a single transducer with sound reflecting, diffracting, directing or guiding means
H04R   1/34 310 \	4	4	5D018	H04R   1/34	1049	ԡ	Speakers
H04R   1/34 320 \	4	4	5D018	H04R   1/34	426	ޥۥ㡥֡	Microphone, e.g. sound collecting device
H04R   1/34 330 \	4	4	5D019	H04R   1/34	15	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/34 330 A	4	0	5D019	H04R   1/34	317	󥺤Ѥ	using an acoustic lens
H04R   1/34 330 B	4	0	5D019	H04R   1/34	204	ȿͼʤѤ	using a reflection means
H04R   1/34 330 Y	4	0	5D019	H04R   1/34	42	嵭ȹ礻	Combination of those listed above
H04R   1/34 330 Z	4	0	5D019	H04R   1/34	99	¾ΤΡüӡ	Others (special applications)
H04R   1/36  \	4	4	5D018	H04R   1/36	0	ǾưĹ礭ʤˡñ쥢ѡλѤˤ	by using a single aperture of dimensions not greater than the shortest operating wavelength
H04R   1/38  \	4	4	5D018	H04R   1/38	460	ȤưĤξ̤벻ʤ˺ѤȤΤΡ㡥Ϸ٥ޥۥ	in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
H04R   1/40  \	3	3	5D018	H04R   1/40	264	췲ƱѴȹ礻ˤ	by combining a number of identical transducers
H04R   1/40 310 \	4	4	5D018	H04R   1/40	1626	ԡ	Speakers
H04R   1/40 320 \	4	4	5D018	H04R   1/40	107	ޥۥ	Microphone
H04R   1/40 320 A	4	0	5D018	H04R   1/40	1863	ưĤ¿󤵤줿	Vibration plate arranged in multi-axial direction
H04R   1/40 320 B	4	0	5D018	H04R   1/40	340	ưĤñ󤵤줿	Vibration plate arranged in mono-axial direction
H04R   1/40 320 Z	4	0	5D018	H04R   1/40	478	¾Τ	Others
H04R   1/40 330 \	4	4	5D019	H04R   1/40	348	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/42  \	1	1	5D017	H04R   1/42	50	ήΰϤޤ¾ŵŪʤѴȹ礻	Combinations of transducers with fluid-pressure or other non-electrical amplifying means
H04R   1/44  \	1	1	5D017	H04R   1/44	123	ѤΤüŬʪˡ㡥ϥɥۥ	Special adaptations for subaqueous use, e.g. for hydrophone
H04R   1/44 310 \	2	2	5D017	H04R   1/44	188	ԡ	Speakers
H04R   1/44 320 \	2	2	5D017	H04R   1/44	169	ޥۥ	Microphone
H04R   1/44 330 \	2	2	5D019	H04R   1/44	40	Ķȴ	Ultrasonic transmitter/receiver
H04R   1/44 330 C	2	0	5D019	H04R   1/44	141	ˤѴλٻ˴ؤΡ㡥ȴչ¤	related to supporting of the converter in water, e.g. transmitter/receiver installation structure
H04R   1/44 330 D	2	0	5D019	H04R   1/44	261	ΡΤؤμ㡥ȹѰť֥	Housings: mounting in housings, e.g., piezoelectric cables for towing
H04R   1/44 330 E	2	1	5D019	H04R   1/44	142	ѿ	Water resistance
H04R   1/44 330 F	2	2	5D019	H04R   1/44	120	ѿ尵	Water pressure resistance
H04R   1/44 330 G	2	0	5D019	H04R   1/44	100		Acoustic matching
H04R   1/44 330 H	2	0	5D019	H04R   1/44	133	ظ	Directional characteristics
H04R   1/44 330 J	2	0	5D019	H04R   1/44	70	ñѴ狼鹽	configured with a single converter
H04R   1/44 330 K	2	0	5D019	H04R   1/44	177	ʣѴ狼鹽	configured with multiple converters
H04R   1/44 330 L	2	1	5D019	H04R   1/44	47	ʣѴ˥֤	Multiple converters linearly laid out
H04R   1/44 330 Y	2	0	5D019	H04R   1/44	135	ȿ¾	Other characteristics such as frequency characteristics
H04R   1/44 330 Z	2	0	5D019	H04R   1/44	130	¾ΤΡ㡥üӡ	Others, e.g. special applications
H04R   1/46  \	1	1	5D017	H04R   1/46	334	ܿޥۥȤơ㡥ڴ塤İǴǡѤ뤿äŬ礷Ρʰȣң	Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope (throat mountings H04R 1/14)
H04R   3/00  \	0	0	5D220	H04R   3/00	2991	ѴΤβϩʻĶޤȿȯ뤿֣ǣˣȣơ	Circuits for transducers (arrangements for producing a reverberation or echo sound G10K 15/08; amplifiers H03F)
H04R   3/00 101 \	1	1	5D220	H04R   3/00	49	ݸϩ	Protection circuit
H04R   3/00 101 A	1	0	5D220	H04R   3/00	214	ϣãνü˸줿ľήŰ饹ԡݸ	Protecting the speaker from the DC voltage that appears on the output end of an OCL amplifier
H04R   3/00 101 Z	1	0	5D220	H04R   3/00	621	¾Τ	Others
H04R   3/00 310 \	1	1	5D220	H04R   3/00	8986	ԡ	Speakers
H04R   3/00 320 \	1	1	5D220	H04R   3/00	7048	ޥۥ	Microphone
H04R   3/00 330 \	1	1	5D019	H04R   3/00	947	Ķȴ	Ultrasonic transmitter/receiver
H04R   3/00 340 \	1	1	5D125	H04R   3/00	139	߲ԥåå	Phonograph pickups
H04R   3/02  \	1	1	5D220	H04R   3/02	2197	ŪȿѤɻߤΤΤ	for preventing acoustic reaction
H04R   3/04  \	1	1	5D220	H04R   3/04	2722	ȿ쥹ݥ󥹤ΤΤ	for correcting frequency response
H04R   3/04 101 \	2	2	5D220	H04R   3/04	669	鵢ԤѤΡ㡥⡼ʥեɥХå	Using negative feedback, e.g., motional feedback
H04R   3/04 102 \	2	2	5D220	H04R   3/04	154	ưطѴŷѴޤϤ¾Ѵ	Moving coil type converter, piezoelectric converter, or other converters
H04R   3/06  \	2	2	5D220	H04R   3/06	124	ŷѴ	of electrostatic transducers
H04R   3/08  \	2	2	5D220	H04R   3/08	25	żѴ	of electromagnetic transducers
H04R   3/10  \	2	2	5D220	H04R   3/10	2	񹳷ޥۥ	of variable-resistance microphones
H04R   3/12  \	1	1	5D220	H04R   3/12	204	ʾΥԡؤοʬۤΤΤ	for distributing signals to two or more loudspeakers
H04R   3/12  A	1	0	5D220	H04R   3/12	932	ʾγڴΤΤ	For change-over between at least two speakers
H04R   3/12  Z	1	0	5D220	H04R   3/12	1659	¾Τ	Others
H04R   3/14  \	2	2	5D220	H04R   3/14	673	򺹲ϩ	Cross-over networks
H04R   5/00  \	0	0	5D011	H04R   5/00	35	ƥ쥪֡ʥƥ쥪ԥååףȣңȣңȣңȣң	Stereophonic arrangements (stereophonic pick-ups H04R 9/16, H04R 11/12, H04R 17/08, H04R 19/10)
H04R   5/02  \	1	1	5D011	H04R   5/02	23	ԡζŪޤϹ¤Ū	Spatial or constructional arrangements of loudspeakers
H04R   5/02  A	1	0	5D011	H04R   5/02	83	ޤꤿ߼߷	Foldable type
H04R   5/02  B	1	0	5D011	H04R   5/02	151	ư߷	Rotatable type
H04R   5/02  C	1	0	5D011	H04R   5/02	68	̼߷	Expandable type
H04R   5/02  D	1	0	5D011	H04R   5/02	105	æ߷	Removable type
H04R   5/02  E	1	0	5D011	H04R   5/02	63	աȹ缫߷	Installable/combinable type
H04R   5/02  F	1	0	5D011	H04R   5/02	558	ֺѡ㡥ֺѥƥ쥪֡	for mounting on a car, e.g. car-mounted stereo replay device
H04R   5/02  G	1	0	5D011	H04R   5/02	213	ȶؤȹ	combined with a furniture
H04R   5/02  H	1	0	5D011	H04R   5/02	268	ظ˴ؤ	related to directivity
H04R   5/02  J	1	1	5D011	H04R   5/02	161	ȿ͡פؤ	Reflection or shield means
H04R   5/02  Z	1	0	5D011	H04R   5/02	525	¾Τ	Others
H04R   5/027  \	1	1	5D011	H04R   5/027	13	ޥۥζŪޤϹ¤Ū֡㡥ߡإåɤˤΡΣ	Spatial or constructional arrangements of microphones, e.g. in dummy heads [3]
H04R   5/027  A	1	0	5D011	H04R   5/027	328	ХΡ	for binaural audio capturing
H04R   5/027  Z	1	0	5D011	H04R   5/027	560	¾ΤΡ㡥ƥ쥪ޥۥ	Others, e.g. stereo microphone
H04R   5/033  \	1	1	5D011	H04R   5/033	8	ƥ쥪İΤΥإåɥۥΣ	Headphones for stereophonic communication [3]
H04R   5/033  A	1	0	5D011	H04R   5/033	122	襹ƥ쥪	4-channel stereo type
H04R   5/033  B	1	0	5D011	H04R   5/033	73	ޥ	Multi-way type
H04R   5/033  C	1	0	5D011	H04R   5/033	91	磻쥹	Wireless type
H04R   5/033  D	1	0	5D011	H04R   5/033	13	İǴ﷿	Stethoscope type
H04R   5/033  E	1	0	5D011	H04R   5/033	64	ظ˴ؤ	related to directivity
H04R   5/033  F	1	0	5D011	H04R   5/033	47	ȡѤβƳѴͭ	Having a sound guide tube or a dedicated converter for crosstalk
H04R   5/033  Z	1	0	5D011	H04R   5/033	393	¾ΤΡ㡥ƥ쥪ۥŸ֡	Others, e.g. stereo earphone power controller
H04R   5/04  \	1	1	5D011	H04R   5/04	3	ϩ֡ʥƥ쥪ȣӡ	Circuit arrangements (stereophonic systems H04S)
H04R   5/04  A	1	0	5D011	H04R   5/04	261	ץ饰åˤڴ̥ԡ¦	Changeover using a plug or a jack (speaker side)
H04R   5/04  B	1	0	5D011	H04R   5/04	81	ץ饰åˤڴ̥ޥ¦	Changeover using a plug or a jack (microphone side)
H04R   5/04  C	1	0	5D011	H04R   5/04	88	ץ³	Adapters, connection cords, etc.
H04R   5/04  Z	1	0	5D011	H04R   5/04	523	¾ΤΡ㡥ͥإåɥۥ³֡	Others, e.g., 4-channel headphone connecting devices
H04R   7/00  \	0	0	5D016	H04R   7/00	58	ŵѴѿưġ	Diaphragms for electromechanical transducers; Cones
H04R   7/00 330 \	1	1	5D019	H04R   7/00	29	Ķȴ	Ultrasonic transmitter/receiver
H04R   7/02  \	1	1	5D016	H04R   7/02	62	¤ħΤ	characterised by the construction
H04R   7/02  A	1	0	5D016	H04R   7/02	1273		Board
H04R   7/02  B	1	1	5D016	H04R   7/02	659	°	Metal
H04R   7/02  C	1	2	5D016	H04R   7/02	64	¿°	Porous metal
H04R   7/02  D	1	1	5D016	H04R   7/02	1267		Resin
H04R   7/02  E	1	2	5D016	H04R   7/02	286	¿	Porous resin
H04R   7/02  F	1	1	5D016	H04R   7/02	190	ܥ󥰥ե	Carbon graphites
H04R   7/02  G	1	2	5D016	H04R   7/02	231	ú	Carbon fibre
H04R   7/02  Z	1	0	5D016	H04R   7/02	789	¾Τ	Others
H04R   7/04  \	2	2	5D016	H04R   7/04	2833	ʿ̷ư	Plane diaphragms
H04R   7/06  \	3	3	5D016	H04R   7/06	162	ʣҤޤؤޤ	comprising a plurality of sections or layers
H04R   7/08  \	4	4	5D016	H04R   7/08	635	ޤ¾ήΤˤ֤Ƥ줿Ť͹碌ؤޤ	comprising superposed layers separated by air or other fluid
H04R   7/10  \	4	4	5D016	H04R   7/10	176	ߤܿƽŤ͹碌ؤޤ	comprising superposed layers in contact
H04R   7/12  \	2	2	5D016	H04R   7/12	31	ʿ̷ưĤޤϥ	Non-planar diaphragms or cones
H04R   7/12  A	2	0	5D016	H04R   7/12	836	ɡ	Dome type
H04R   7/12  K	2	0	5D016	H04R   7/12	1200		Cone type
H04R   7/12  Z	2	0	5D016	H04R   7/12	319	¾	Others
H04R   7/14  \	3	3	5D016	H04R   7/14	32	Ҥͤդ줿	corrugated, pleated, or ribbed
H04R   7/14  A	3	0	5D016	H04R   7/14	143	ɡ	Dome type
H04R   7/14  K	3	0	5D016	H04R   7/14	302		Cone type
H04R   7/14  Z	3	0	5D016	H04R   7/14	113	¾	Others
H04R   7/16  \	1	1	5D016	H04R   7/16	576	ưĤޤϥμޤϿĥ	Mounting or tensioning of diaphragms or cones
H04R   7/18  \	2	2	5D016	H04R   7/18	922	ˤƤΤ	at the periphery
H04R   7/20  \	3	3	5D016	H04R   7/20	1352	ĤȤФ͡ɤޤϤˤäŪ˻ٻ뿶ưĤޤϥ	Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
H04R   7/22  \	3	3	5D016	H04R   7/22	727	¤Ф뿶ưĤޤϥαγݻ	Clamping rim of diaphragm or cone against seating
H04R   7/24  \	2	2	5D016	H04R   7/24	68	ưĤޤϥμͳưľܺѤʤˤĥϤΰ	Tensioning by means acting directly on free portion of diaphragm or cone
H04R   7/26  \	1	1	5D016	H04R   7/26	534	ưĤޤϥμͳưľܺѤʤˤư	Damping by means acting directly on free portion of diaphragm or cone
H04R   9/00  \	0	0	5D012	H04R   9/00	115	ưطưܥ󷿤ޤϲưѴ	Transducers of moving-coil, moving-strip, or moving-wire type
H04R   9/00  A	0	0	5D012	H04R   9/00	253	ưĤȥܥȤͤΡ㡤ܥ󷿡	Vibration plate also used as the voice coil, e.g. ribbon type
H04R   9/00  B	0	0	5D012	H04R   9/00	357	ưĤ˥ܥߤ	Voice coil provided on the vibration plate
H04R   9/00  C	0	1	5D012	H04R   9/00	895	ʿ̷	Flat type
H04R   9/00  D	0	1	5D012	H04R   9/00	74	ϥɥ饤з	Heil driver type
H04R   9/00  E	0	0	5D012	H04R   9/00	365	ϳ̼«ɻ	Flux leak prevention
H04R   9/00  F	0	0	5D012	H04R   9/00	315	Ǯݸ	Protection from overheat
H04R   9/00  Z	0	0	5D012	H04R   9/00	300	¾Τ	Others
H04R   9/00 330 \	1	1	5D019	H04R   9/00	15	Ķȴ	Ultrasonic transmitter/receiver
H04R   9/02  \	1	1	5D012	H04R   9/02	148		Details
H04R   9/02  A	1	0	5D012	H04R   9/02	510	ɿХå	Dust-sealed gap
H04R   9/02  B	1	0	5D012	H04R   9/02	521	ü	Terminal
H04R   9/02  Z	1	0	5D012	H04R   9/02	433	¾Τ	Others
H04R   9/02 101 \	2	2	5D012	H04R   9/02	92	ե졼ࡨ°ʪʣͥ	Frames; their accessories (102 takes precedence.)
H04R   9/02 101 A	2	0	5D012	H04R   9/02	501	ե졼	Frames
H04R   9/02 101 B	2	1	5D012	H04R   9/02	967	¾ΤΤȤη	coupled with another member
H04R   9/02 101 C	2	2	5D012	H04R   9/02	762	ϩȤη	coupled with the magnetic circuit
H04R   9/02 101 Z	2	0	5D012	H04R   9/02	228	¾Τ	Others
H04R   9/02 102 \	2	2	5D012	H04R   9/02	310	ϩ	Magnetic circuit
H04R   9/02 102 A	2	0	5D012	H04R   9/02	2068	Ω¤	Assembly structure
H04R   9/02 102 B	2	0	5D012	H04R   9/02	866	å׼ħΤ	Characterised by the features of the gap area
H04R   9/02 102 C	2	0	5D012	H04R   9/02	272	°ʪ	Accessories
H04R   9/02 102 D	2	1	5D012	H04R   9/02	356	åפʪ	with inserted objects in a gap
H04R   9/02 102 E	2	0	5D012	H04R   9/02	552	¾ΤΤȤη	coupled with another member
H04R   9/02 102 Z	2	0	5D012	H04R   9/02	705	¾Τ	Others
H04R   9/02 103 \	2	2	5D012	H04R   9/02	142	ѡ	Dampers
H04R   9/02 103 A	2	0	5D012	H04R   9/02	287		Material
H04R   9/02 103 Z	2	0	5D012	H04R   9/02	1414	¾Τ	Others
H04R   9/04  \	2	2	5D012	H04R   9/04	527	ιĽФ	Construction, mounting, or centering of coil
H04R   9/04 102 \	3	3	5D012	H04R   9/04	806		Coil
H04R   9/04 103 \	3	3	5D012	H04R   9/04	1278	꡼꡼ȴ³	Lead wires: connection between lead wires and coils
H04R   9/04 104 \	3	3	5D012	H04R   9/04	84	ܥӥ	Bobbin
H04R   9/04 104 A	3	0	5D012	H04R   9/04	596	¤	Structure or shape
H04R   9/04 104 B	3	0	5D012	H04R   9/04	336		Material
H04R   9/04 104 Z	3	0	5D012	H04R   9/04	111	¾Τ	Others
H04R   9/04 105 \	4	4	5D012	H04R   9/04	235	ܥӥȤ¾ΤΡ㡥ѡȤη	Bobbins coupled with other components, e.g., coupled with dampers
H04R   9/04 105 A	4	0	5D012	H04R   9/04	1780	ưĤȤη	coupled with the vibration plate
H04R   9/04 105 B	4	0	5D012	H04R   9/04	429	ѡȤη	Coupling with dampers
H04R   9/04 105 Z	4	0	5D012	H04R   9/04	259	¾Τ	Others
H04R   9/06  \	1	1	5D012	H04R   9/06	326	ԡ	Loudspeakers
H04R   9/06  A	1	0	5D012	H04R   9/06	987	ʣ祹ԡ	Composite speakers
H04R   9/06  Z	1	0	5D012	H04R   9/06	1531	¾Τ	Others
H04R   9/08  \	1	1	5D012	H04R   9/08	328	ޥۥ	Microphones
H04R   9/10  \	1	1	5D012	H04R   9/10	158	üô	Telephone receivers
H04R   9/12  \	1	1	5D125	H04R   9/12	464	ˤѤ߲ԥååסˤѤϿ	Gramophone pick-ups using a stylus; Recorders using a stylus
H04R   9/14  \	2	2	5D125	H04R   9/14	0	ʾοˤޤѴޤΡʣȣңͥ	comprising two or more styli or transducers (H04R 9/16 takes precedence)
H04R   9/16  \	2	2	5D125	H04R   9/16	21	椬ߤľ򤹤룲ˤ룱ܤοˤƱŪưˤäϿޤϺ	signals being recorded or played-back by vibration of a stylus in two orthogonal directions simultaneously
H04R   9/18  \	1	1	5D012	H04R   9/18	10	ѴʤΣȿˤƺϤȯ褦Ŭ礵줿	Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H04R  11/00  \	0	0	5D021	H04R  11/00	153	ưܶ˻ҷޤϲưŴҷѴ	Transducers of moving-armature or moving-core type
H04R  11/02  \	1	1	5D021	H04R  11/02	368	ԡ	Loudspeakers
H04R  11/04  \	1	1	5D021	H04R  11/04	30	ޥۥ	Microphones
H04R  11/06  \	1	1	5D021	H04R  11/06	7	üô	Telephone receivers
H04R  11/08  \	1	1	5D125	H04R  11/08	720	ˤѤ߲ԥååסˤѤϿ	Gramophone pick-ups using a stylus; Recorders using a stylus
H04R  11/10  \	2	2	5D125	H04R  11/10	0	ʾοˤޤѴޤΡʣȣңͥ	comprising two or more styli or transducers (H04R 11/12 takes precedence)
H04R  11/12  \	2	2	5D125	H04R  11/12	17	椬ߤľ򤹤룲ˤ룱ܤοˤƱŪưˤäϿޤϺ	signals being recorded or played-back by vibration of a stylus in two orthogonal directions simultaneously
H04R  11/14  \	1	1	5D021	H04R  11/14	0	ѴʤΣȿˤƺϤȯ褦Ŭ礵줿	Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H04R  13/00  \	0	0	5D021	H04R  13/00	877	żФľܶƯ뼧οưĤѴ	Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
H04R  13/00 330 \	1	1	5D019	H04R  13/00	37	Ķȴ	Ultrasonic transmitter/receiver
H04R  13/02  \	1	1	5D021	H04R  13/02	46	üô	Telephone receivers
H04R  15/00  \	0	0	5D021	H04R  15/00	294	襤Ѵ	Magnetostrictive transducers
H04R  15/00 330 \	1	1	5D019	H04R  15/00	230	Ķȴ	Ultrasonic transmitter/receiver
H04R  15/02  \	1	1	5D021	H04R  15/02	6	ѴʤΣȿˤƺϤȯ褦Ŭ礵줿	Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H04R  17/00  \	0	0	5D004	H04R  17/00	5131	ŷѴŤ襤Ѵ	Piezo-electric transducers; Electrostrictive transducers
H04R  17/00 330 \	1	1	5D019	H04R  17/00	55	Ķȴ	Ultrasonic transmitter/receiver
H04R  17/00 330 A	1	0	5D019	H04R  17/00	366	ñѴ狼ʤ	consisting of a single converter
H04R  17/00 330 B	1	1	5D019	H04R  17/00	218	ť٥ѤΡ㡥Х	Using piezoelectric benders, e.g., bimorphs
H04R  17/00 330 C	1	1	5D019	H04R  17/00	131	ưǻҤѤ	using a thickness-direction vibration device
H04R  17/00 330 D	1	1	5D019	H04R  17/00	236	ѴѤ	using a cylindrical converter
H04R  17/00 330 E	1	0	5D019	H04R  17/00	210	ذʾΰǻҤ鹽	consisting of piezoelectric devices with at least three layers
H04R  17/00 330 F	1	0	5D019	H04R  17/00	112		Details
H04R  17/00 330 G	1	1	5D019	H04R  17/00	1302	ΡΤؤμ㡥Ķõҡ	Cabinet; mounting in a cabinet, e.g. ultrasonic probe
H04R  17/00 330 H	1	1	5D019	H04R  17/00	1407	ŶˡŵŪ³㡥ŻҤŶ˹¤	Electrode; electrical connection, e.g. electrode structure of a piezoelectric vibrator
H04R  17/00 330 J	1	1	5D019	H04R  17/00	1661	Хå󥰺ࡨѡ	Backing members; dampers; acoustic matching layers
H04R  17/00 330 K	1	1	5D019	H04R  17/00	296	ȿ˴ؤΡ㡥Ķȥȥ󥹥ǥ塼	Related to frequency characteristics, e.g., ultrasonic transducers
H04R  17/00 330 L	1	1	5D019	H04R  17/00	382	ظ˴ؤ	related to directivity
H04R  17/00 330 Y	1	0	5D019	H04R  17/00	178	Ķȴ	Ultrasonic transmitter/receiver in general
H04R  17/00 330 Z	1	0	5D019	H04R  17/00	483	¾ΤΡüӡ	Others (special applications)
H04R  17/00 331 \	2	2	5D019	H04R  17/00	276	Ķȴ	Ultrasonic transmitter/receiver
H04R  17/00 332 \	2	2	5D019	H04R  17/00	119	ʣѴ򥢥쥤֤	Multiple converters laid out in an array form
H04R  17/00 332 A	2	0	5D019	H04R  17/00	949	ʣѴ˥˹Ρ㡥ĶȿưҵڤӤ¤ˡ	Multiple converters configured linearly, e.g. ultrasonic vibrator and its manufacturing method
H04R  17/00 332 B	2	1	5D019	H04R  17/00	1227	Ѵ郎ΩǻҤ鹽	Each converted configured with an independent device
H04R  17/00 332 Y	2	0	5D019	H04R  17/00	575	Ʊ߾¾֡㡥Ķõҵڤ¤ˡ	Layout in a form of concentric circles or other layouts, e.g. array type ultrasonic probes and manufacturing method
H04R  17/00 332 Z	2	0	5D019	H04R  17/00	140	¾ΤΡüӡ	Others (special applications)
H04R  17/02  \	1	1	5D004	H04R  17/02	651	ޥۥ	Microphones
H04R  17/04  \	1	1	5D125	H04R  17/04	485	ˤѤ߲ԥååסˤѤϿ	Gramophone pick-ups using a stylus; Recorders using a stylus
H04R  17/06  \	2	2	5D125	H04R  17/06	0	ʾοˤޤѴޤΡʣȣңͥ	comprising two or more styli or transducers (H04R 17/08 takes precedence)
H04R  17/08  \	2	2	5D125	H04R  17/08	0	椬ߤľ򤹤룲ˤ룱ܤοˤƱŪưˤäϿޤϺ	signals being recorded or played-back by vibration of a stylus in two orthogonal directions simultaneously
H04R  17/10  \	1	1	5D004	H04R  17/10	1147	ѴʤΣȿˤƺϤȯ褦Ŭ礵줿	Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H04R  17/10 330 \	2	2	5D019	H04R  17/10	11	Ķȴ	Ultrasonic transmitter/receiver
H04R  17/10 330 A	2	0	5D019	H04R  17/10	401	ѤäŬΡ㡥󥸥Х	Particularly suitable for large output, e.g., Langevin type
H04R  17/10 330 B	2	0	5D019	H04R  17/10	214	ö϶Ĥͭ	having an additional resonator or resonant plate
H04R  17/10 330 Y	2	0	5D019	H04R  17/10	70	Ѵ	Resonant type converters in general
H04R  17/10 330 Z	2	0	5D019	H04R  17/10	43	¾ΤΡüӡ	Others (special applications)
H04R  19/00  \	0	0	5D021	H04R  19/00	551	ŷѴ	Electrostatic transducers
H04R  19/00 330 \	1	1	5D019	H04R  19/00	702	Ķȴ	Ultrasonic transmitter/receiver
H04R  19/01  \	1	1	5D021	H04R  19/01	618	쥯ȥåȤλѤˤäħŤ줿ΡΣ	characterised by the use of electrets [3]
H04R  19/02  \	1	1	5D021	H04R  19/02	617	ԡʣȣңͥˡΣ	Loudspeakers (H04R 19/01&nbsp;takes precedence) [3]
H04R  19/04  \	1	1	5D021	H04R  19/04	2107	ޥۥʣȣңͥˡΣ	Microphones (H04R 19/01 takes precedence) [3]
H04R  19/06  \	1	1	5D125	H04R  19/06	160	ˤѤ߲ԥååסˤѤϿʣȣңͥˡΣ	Gramophone pick-ups using a stylus; Recorders using a stylus (H04R 19/01 takes precedence) [3]
H04R  19/08  \	2	2	5D125	H04R  19/08	1	ʾοˤޤѴޤΡʣȣңͥ	comprising two or more styli or transducers (H04R 19/10 takes precedence)
H04R  19/10  \	2	2	5D125	H04R  19/10	3	椬ߤľ򤹤룲ˤ룱ܤοˤƱŪưˤäϿޤϺ	signals being recorded or played-back by vibration of a stylus in two orthogonal directions simultaneously
H04R  21/00  \	0	0	5D021	H04R  21/00	15	񹳷Ѵʵ񹳷Ѵȣң񹳷Ѵȣң	Variable-resistance transducers (gaseous-resistance transducers H04R 23/00; magneto-resistive transducers H04R 23/00)
H04R  21/02  \	1	1	5D021	H04R  21/02	287	ޥۥ	Microphones
H04R  21/04  \	1	1	5D125	H04R  21/04	100	ˤѤ߲ԥååסˤѤϿ	Gramophone pick-ups using a stylus; Recorders using a stylus
H04R  23/00  \	0	0	5D021	H04R  23/00	183	롼ףȣңȣңޤʤѴ	Transducers other than those covered by groups H04R 9/00-H04R 21/00
H04R  23/00 310 \	1	1	5D021	H04R  23/00	230	ԡ	Speakers
H04R  23/00 320 \	1	1	5D021	H04R  23/00	385	ޥۥ㡥եСޥۥ	Microphones, e.g., optical fibre microphones
H04R  23/00 330 \	1	1	5D019	H04R  23/00	198	Ķȴ	Ultrasonic transmitter/receiver
H04R  23/00 340 \	1	1	5D125	H04R  23/00	3	߲ԥåå	Phonograph pickups
H04R  23/00 340 A	1	0	5D125	H04R  23/00	97	ŷȥå	Photoelectric-type cartridges
H04R  23/00 340 Z	1	0	5D125	H04R  23/00	59	¾	Others
H04R  23/02  \	1	1	5D021	H04R  23/02	234	ʾθƱѤѴ	Transducers using more than one principle simultaneously
H04R  25/00  \	0	0	5D022	H04R  25/00	383	ŵŪİ	Electric hearing aids
H04R  25/00  A	0	0	5D022	H04R  25/00	280	¤κʤ	Structural details; parts layout
H04R  25/00  B	0	1	5D022	H04R  25/00	104		Sound collector
H04R  25/00  C	0	1	5D022	H04R  25/00	63	Ѵ	Converter
H04R  25/00  D	0	2	5D022	H04R  25/00	256	ŵѴޥ	Sound-to-electricity converters; microphone section
H04R  25/00  E	0	2	5D022	H04R  25/00	202	ŵݲѴۥ	Electricity-to-sound converters; earphone section
H04R  25/00  F	0	3	5D022	H04R  25/00	265	Ƴô	Bone-conductive receiver
H04R  25/00  G	0	3	5D022	H04R  25/00	284		Ear plug
H04R  25/00  H	0	0	5D022	H04R  25/00	482	ϩ	Circuit
H04R  25/00  J	0	1	5D022	H04R  25/00	433	ϥ٥Υȥ	Output level control
H04R  25/00  K	0	2	5D022	H04R  25/00	301	θ	External noise considered
H04R  25/00  L	0	1	5D022	H04R  25/00	558	ȿΥȥ	Control of sound quality, including frequency characteristics
H04R  25/00  M	0	1	5D022	H04R  25/00	320	ǥ	Digital processing
H04R  25/00  N	0	1	5D022	H04R  25/00	217	롤ͶƳޤ	including the response coil or induction coil
H04R  25/00  P	0	1	5D022	H04R  25/00	116	Ϥθפ	measuring reduction in power consumption
H04R  25/00  Q	0	1	5D022	H04R  25/00	211	¾εǽʥ饸ˤ碌Ĥ	Another function (radio, clock, etc.) also provided
H04R  25/00  R	0	0	5D022	H04R  25/00	288	İΤι㡥إåɥۥ˹ҷ̴͡ȷ޼ݥåȷ	Configuration and shape of the entire hearing aid, e.g., headphone types and cap types; for eyeglass frame types, ear-hooked types, and in-ear types: 25/02; for pocket types: 25/04)
H04R  25/00  Z	0	0	5D022	H04R  25/00	504	¾Τ	Others
H04R  25/02  \	1	1	5D022	H04R  25/02	66	ˤΤٻ褦Ŭ礵Ƥ	adapted to be supported entirely by ear
H04R  25/02  A	1	0	5D022	H04R  25/02	99	ȷ	Eyeglasses frame type
H04R  25/02  B	1	0	5D022	H04R  25/02	363		Ear hooked type
H04R  25/02  C	1	0	5D022	H04R  25/02	383	޼	Ear inserted type
H04R  25/02  Z	1	0	5D022	H04R  25/02	247	¾Τ	Others
H04R  25/04  \	1	1	5D022	H04R  25/04	193	ݥåޤ	comprising pocket amplifiers
H04R  27/00  \	0	0	5D023	H04R  27/00	143	ѥ֥åɥ쥹ƥʲŪȿѤɻߤ뤿βϩȣң	Public address systems (circuits for preventing acoustic reaction H04R0003020000)
H04R  27/00  A	0	0	5D023	H04R  27/00	131	֤ι¤ޥԡ	Public address system structure; microphone/speaker layout
H04R  27/00  B	0	0	5D023	H04R  27/00	105	֤	Control of the public address system
H04R  27/00  C	0	1	5D023	H04R  27/00	93	ưߡڴ	Start, stop, change-over
H04R  27/00  D	0	1	5D023	H04R  27/00	104		Sound volume
H04R  27/00  E	0	1	5D023	H04R  27/00	68		Sound quality
H04R  27/00  F	0	0	5D023	H04R  27/00	43	ξ˻Ѥ	used at a particular location
H04R  27/00  G	0	1	5D023	H04R  27/00	65	̵ءߡ㡥ż֤ȱءƻϩ֤ƻϩ֤ȥȥͥ	Transportation systems or facilities, e.g. train and station, road, car and road, car and tunnel
H04R  27/00  H	0	2	5D023	H04R  27/00	51	ʪ㡥Хż֡١	In vehicles, e.g., buses, trains, and elevators
H04R  27/00  J	0	1	5D023	H04R  27/00	136	¤ʪ㡥ļŹޡ	in a building, e.g. conference room, shop
H04R  27/00  Z	0	0	5D023	H04R  27/00	137	¾Τ	Others
H04R  27/02  \	1	1	5D023	H04R  27/02	12	İԤΤ	Amplifying systems for the deaf
H04R  27/04  \	1	1	5D023	H04R  27/04	237	ŵᥬۥ	Electric megaphones
H04R  27/04  A	1	0	5D023	H04R  27/04	173	¤	Structure
H04R  27/04  B	1	1	5D023	H04R  27/04	30	ʤ	Parts layout
H04R  27/04  C	1	0	5D023	H04R  27/04	57	ϩ	Circuit configuration
H04R  27/04  D	1	0	5D023	H04R  27/04	71	̤εǽʥ饸ˤͭ	having another function (radio, lighting, etc.)
H04R  27/04  Z	1	0	5D023	H04R  27/04	8	¾Τ	Others
H04R  29/00  \	0	0	5D024	H04R  29/00	138	ƻ֡	Monitoring arrangements; Testing arrangements
H04R  29/00 310 \	1	1	5D024	H04R  29/00	630	ԡ	Speakers
H04R  29/00 320 \	1	1	5D024	H04R  29/00	262	ޥۥ	Microphone
H04R  29/00 330 \	1	1	5D019	H04R  29/00	66	Ķȴ	Ultrasonic transmitter/receiver
H04R  29/00 340 \	1	1	5D125	H04R  29/00	18	߲ԥåå	Phonograph pickups
H04R  31/00  \	0	0	5D016	H04R  31/00	490	ѴޤϤΤοưĤ¤äŬ礷֤ޤˡ	Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
H04R  31/00  A	0	0	5D016	H04R  31/00	1456	ưĤ¤	Manufacture of the vibration plate
H04R  31/00  B	0	0	5D012	H04R  31/00	1011	ưŷѴ¤	Manufacture of the dynamic-electricity type converter
H04R  31/00  C	0	0	5D021	H04R  31/00	524	żŷѴ¤	Manufacture of the electromagnetic/electrostatic type converter
H04R  31/00  Z	0	0	5D021	H04R  31/00	281	¾	Others
H04R  31/00 330 \	1	1	5D019	H04R  31/00	902	Ķȴ	Ultrasonic transmitter/receiver
H04R  31/00 340 \	1	1	5D125	H04R  31/00	9	߲ԥåå	Phonograph pickups
