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Principal Officers of the JPO

October 1, 2024

Principal Officers of the JPO

Commissioner

Title Name
Commissioner ONO Yota

Deputy Commissioner

Title Name
Deputy Commissioner YASUDA Futoshi

Policy Planning and Coordination Department

Title Name
Director-General, Policy Planning and Coordination Department TAKIZAWA Go
Senior Analyst for Intellectual Property HASEGAWA Kazuaki
Senior Analyst for Intellectual Property HOSHINO Mitsuhide
Senior Analyst for Intellectual Property MATSUSHITA Tatsuya
Director, Personnel Division NISHIMORI Masaki
Patent Attorney Services Administrator KATO Tomoya
Supervisor for Personnel Affairs BAZAKI Yasuo
Director, General Coordination Division TAOKA Takaaki
Director for Business Management SUGIYAMA Takuya
Director, Information Technology and Patent Information Management Office UEO Takahiko
Director, Budget and Accounts Division KITAHIRO Masayuki
Senior Inspection Officer for Budget and Accounts KAWARABUKI Masahiko
Welfare Administrator KURIWAKI Yasunori
Director, Policy Planning and Research Division YANAGISAWA Tomoya
Director, IP Promotion Division KATO Kazuaki
Director, International Policy Division MATSUSHITA Koichi
Director for International Intellectual Property Policy Planning OYAMA Yoshinari
Director, International Cooperation Division YOSHINO Sachiyo

Trademark and Customer Relations Department

Title Name
Director-General, Trademark and Customer Relations Department MOROTA Akihiko
Director, Customer Relations Policy Division TAKAHASHI Norio
Director, Formality Examination Office KOMAZAKI Toshinori
Director, Registration Office ITO Yasuo
Director, Application Division SUWA Osamu
Director, Patent Administration Service Office TANIGUCHI Masayuki
Director, Office for International Applications under the Patent Cooperation Treaty (PCT) NITTA Minoru
Director, Office for International Design Applications under the Geneva Act of the Hague Agreement and International Trademark Applications under the Madrid Protocol MONNA Nobuyuki
Director, Trademark Division NEGISHI Katsuhiro
Director for Trademark Examination Planning MIZUOCHI hiroshi
Director, Chemicals Division KOBAYASHI Masakazu
Director, Machinery Division YAMADA Kazuhiko
Director, General Merchandise and Textiles Division SETO Toshiaki
Senior Director, Industrial Services , General Services and International Trademark Application Division TAKAHASHI Koji
Director, International Trademark Application Division HAMADA Sayoko

Patent and Design Examination Department (Physics, Optics, Social Infrastructure and Design)

Title Name
Director-General, Patent and Design Examination Department (Physics, Optics, Social Infrastructure and Design) NONAKA Matsuo
Director, Administrative Affairs Division NAKANO Hirokazu
Director, Examination Promotion Office TAKESHIGE Tatsuo
Director, Examination Standards Office HOSHINO Masayuki
Deputy Director-General of the Patent and Design Examination Department (Measurement and Applied Physics Division) FUKUDA Satoshi
Director, Applied Physics Division TAKEMURA Shinichiro
Senior Director, Material Analysis and Medical Diagnosis Division KOBAYASHI Hideji
Senior Director, Applied Optics and Optical Devices Division SASANO Hideo
Director, Optical Devices Division IMAURA Akiyoshi
Director, Business Machinery Division YOKOI Naoto
Senior Director, Natural Resources and Amusement Division IKEYA Kajiro
Director, Amusement Division UETA Takamori
Director, User Experience Division KIYOTO Hiroaki
Director, Design Division KUBOTA Daisuke
Director for Design Examination Planning OMAGARI Kosuke
Senior Director, Information and Transportation Design Division, Environment and Infrastructure Design Division SHIMOMURA Keiko
Director, Consumer Goods and Distribution Design Division WATANUKI Koichi
Director, Environment and Infrastructure Design Division KAMITANI Yuki

Patent Examination Department(Mechanical Technology)

Title Name
Director-General, Patent Examination Department(Mechanical Technology) MOROOKA Kenichi
Deputy Director-General of the Patent Examination Department (Automatic Control and Motive Machinery Division) UCHIYAMA Takashi
Director, Motive Machinery Division GOKAN Toichiro
Senior Director, Transportation Division OKAZAKI Katsuhiko
Director, General Machinery Division KAWAGUCHI Shinichi
Senior Director, Production Machinery and General Machinery Division ONO Yukio
Director, Logistics Division ICHINOSE Kaoru
Director, Textile Processing and Packaging Machinery Division NAGAISHI Tetsuya
Senior Director, Living Related Machinery and Heating, Refrigerating and Air-conditioning Engineering Division HARA Taizo
Director, Heating, Refrigerating and Air-conditioning Engineering Division KAJIMOTO Naoki
Director, Medical Device Division SASAKI Satoshi

Patent Examination Department(Chemistry, Life Science and Material Science)

Title Name
Director-General, Patent Examination Department(Chemistry, Life Science and Material Science) KITAMURA Hiroki
Deputy Director-General of the Patent Examination Department (Inorganic Chemistry and Batteries Division) MATSUDA Shigemasa
Senior Director, Environmental Chemistry Division TANABU Takuya
Director, Batteries Division TOMINAGA Yasunori
Senior Director, Medical Science and Foods Division HONMA Tomotaka
Director, Biotechnology Division UEHARA Katsunori
Director, Foods Division MIHARA Kenji
Senior Director, Organic Chemistry and Applied Organic Chemicals Division HIRAI Hiroaki
Director, Applied Organic Chemicals Division TATSUMI Masao
Director, Polymer Division TANAKA Norimitu
Director, Resins Division IWATA Yukitaka

Patent Examination Department (Electronic Technology)

Title Name
Director-General, Patent Examination Department (Electronic Technology) YUSHINA Soichi
Deputy Director-General of the Patent Examination Department (Electronic Commerce Technology and Management-Systems Division) NISHINA Masahiro
Director, Management-Systems Division TOMITA Takashi
Senior Director, Data Processing Division MIYATA Shigeto
Senior Director, Transmission Systems Division UMEMOTO Tatsuo
Director, Electric Power Systems Division TOHYAMA Takahiko
Director, Digital Communications Division HAMAGISHI Hiroaki
Senior Director, Video System and Electronic Components Division TSUBATA Takao
Director, Electronic Components Division TAKAHASHI Masayuki
Director, Electronic Device Division KIMURA Takatoshi

Trial and Appeal Department

Title Name
Director-General, Trial and Appeal Department TAMURA Kiyoko
Executive Chief Administrative Judge MORIFUJI Atsushi
Director, Trial and Appeal Division KOMATSU Ryuichi
Director, Infringement and Invalidation Affairs Office NISHIDA Takuya

The 1st Board of Trial and Appeal (Measurement)

Title Name
Senior Director of the 1st Board of Trial and Appeal OKADA Yoshimi
Chief Administrative Judge NAKATSUKA Naoki
Chief Administrative Judge HAMANO Takashi

The 2nd Board of Trial and Appeal (Materials Analysis)

Title Name
Director of the 2nd Board of Trial and Appeal MINAMI Kosuke
Chief Administrative Judge KAGAMI Kazue
Chief Administrative Judge MISAKI Hitoshi

The 3rd Board of Trial and Appeal (Amusement Machinery)

Title Name
Director of the 3rd Board of Trial and Appeal SHIBUYA Tomoko
Chief Administrative Judge HAMAMOTO Tadahiro
Chief Administrative Judge KASHIMOTO Eigo
Chief Administrative Judge YOSHIKAWA Yasushi

The 4th Board of Trial and Appeal (General Amusement)

Title Name
Director of the 4th Board of Trial and Appeal NAGAI Shinichi
Chief Administrative Judge KOBAYASHI Toshihisa
Chief Administrative Judge FUJITA Toshihiko
Chief Administrative Judge HIGUCHI Munehiko

The 5th Board of Trial and Appeal (Natural Resources and Living Environment)

Title Name
Senior Director of the 5th Board of Trial and Appeal IJIMA Kazunori
Chief Administrative Judge ARIIE Yoshiro
Chief Administrative Judge KOYANO Hiroyuki

The 6th Board of Trial and Appeal (Applied Optics)

Title Name
Director of the 6th Board of Trial and Appeal SATOMURA Toshimitsu
Chief Administrative Judge KAMITANI Kenichi

The 7th Board of Trial and Appeal (Business Machinery)

Title Name
Director of the 7th Board of Trial and Appeal KAWAMATA Hiroshi
Chief Administrative Judge SAIDO Shingo
Chief Administrative Judge TONOKAWA Masaya

The 8th Board of Trial and Appeal (Applied Physics and Optical Devices)

Title Name
Director of the 8th Board of Trial and Appeal YAMAMURA Hiroshi
Chief Administrative Judge HATAE Susumu
Chief Administrative Judge AKITA Masayuki

The 9th Board of Trial and Appeal (Automatic Control and Living Related Machinery)

Title Name
Director of the 9th Board of Trial and Appeal KAKIZAKI Hiraki
Chief Administrative Judge KUBOTA Haruhiko
Chief Administrative Judge KITAMURA Hidetaka

The 10th Board of Trial and Appeal (Motive Machinery)

Title Name
Senior Director of the 10th Board of Trial and Appeal YAMAMOTO Shimpei
Chief Administrative Judge YAGI Makoto
Chief Administrative Judge KAWABATA Tadashi

The 11th Board of Trial and Appeal (Transportation and Lighting)

Title Name
Director of the 11th Board of Trial and Appeal KUSANO Akiko
Chief Administrative Judge ICHINOSE Satoru
Chief Administrative Judge TSUKUBA Shigeki

The 12th Board of Trial and Appeal (General Machinery and Logistics)

Title Name
Director of the 12th Board of Trial and Appeal HIRAJO Toshimasa
Chief Administrative Judge OGAWA Kyoji
Chief Administrative Judge NAKAYA Yuichiro

The 13th Board of Trial and Appeal (Production Machinery)

Title Name
Director of the 13th Board of Trial and Appeal HONJO Ryotaro
Chief Administrative Judge KARIMA Hironobu
Chief Administrative Judge SUZUKI Takao

The 14th Board of Trial and Appeal (Textile Processing and Packaging Machinery)

Title Name
Director of the 14th Board of Trial and Appeal IWATANI Kazuomi
Chief Administrative Judge KANAMARU Haruyuki
Chief Administrative Judge TAGUCHI Suguru
Chief Administrative Judge KAMIYAMA Shigeki

The 15th Board of Trial and Appeal (Medical Device)

Title Name
Director of the 15th Board of Trial and Appeal SASAKI Seisho
Chief Administrative Judge INOUE Tetsuo
Chief Administrative Judge HIRASE Tomoaki

The 16th Board of Trial and Appeal (Heating, Refrigerating and Air-conditioning Engineering)

Title Name
Senior Director of the 16th Board of Trial and Appeal MANAKA Koji
Chief Administrative Judge SUZUKI Mituru
Chief Administrative Judge MIZUNO Haruhiko

The 17th Board of Trial and Appeal (Inorganic and Environmental Chemistry)

Title Name
Director of the 17th Board of Trial and Appeal FUKAKUSA Yuichi
Chief Administrative Judge MIYAZAWA Takayuki
Chief Administrative Judge HARA Kenichi

The 18th Board of Trial and Appeal (Materials Processing, Metals and Electrochemistry)

Title Name
Director of the 18th Board of Trial and Appeal AWANO Masaaki
Chief Administrative Judge INOUE Takeshi

The 19th Board of Trial and Appeal (Polymers)

Title Name
Senior Director of the 19th Board of Trial and Appeal KONNO Mitsutomo
Chief Administrative Judge YOSHIZAWA Eiichi
Chief Administrative Judge HOSOI Ryuji

The 20th Board of Trial and Appeal (Foods and Plastics Engineering)

Title Name
Director of the 20th Board of Trial and Appeal ASANO Mina
Chief Administrative Judge SHIBATA Masahiro
Chief Administrative Judge KATO Tomoya

The 21st Board of Trial and Appeal (Applied Organic Chemicals)

Title Name
Director of the 21st Board of Trial and Appeal MITSUMOTO Minako
Chief Administrative Judge MURAMORI Hirofumi
Chief Administrative Judge MONZEN Koichi

The 22nd Board of Trial and Appeal (Organic Chemistry)

Title Name
Director of the 22nd Board of Trial and Appeal BANNO Seiji
Chief Administrative Judge SERA Satoki
Chief Administrative Judge KIMURA Toshiyasu
Chief Administrative Judge INOUE Noriyuki

The 23rd Board of Trial and Appeal (Pharmaceuticals)

Title Name
Senior Director of the 23rd Board of Trial and Appeal HARADA Takaoki
Chief Administrative Judge FUJIWARA Hiroko
Chief Administrative Judge MAEDA Kayoko
Chief Administrative Judge ISOGAI Kanae

The 24th Board of Trial and Appeal (Biopharmaceuticals)

Title Name
Director of the 24th Board of Trial and Appeal MATSUNAMI Yumiko
Chief Administrative Judge TOMINAGA Midori
Chief Administrative Judge YOSHIDA Kayoko
Chief Administrative Judge AMANO Hiroki

The 25th Board of Trial and Appeal (Biotechnology)

Title Name
Director of the 25th Board of Trial and Appeal FUKUI Satoru
Chief Administrative Judge NAGAI Keiko
Chief Administrative Judge NAKAMURA Hiroshi
Chief Administrative Judge KAMIJO Hajime

The 26th Board of Trial and Appeal (Electronic Commerce Technology)

Title Name
Senior Director of the 26th Board of Trial and Appeal FUSHIMOTO Masanori
Chief Administrative Judge SATO Tomoyasu
Chief Administrative Judge MATSUDA Naoya
Chief Administrative Judge AIZAKI Hirotsune

The 27th Board of Trial and Appeal (Interface)

Title Name
Director of the 27th Board of Trial and Appeal YAMAZAWA Hiroshi
Chief Administrative Judge SHINOZUKA Takashi
Chief Administrative Judge SEKINE Yutaka

The 28th Board of Trial and Appeal (Data Processing)

Title Name
Director of the 28th Board of Trial and Appeal YOSHIDA Yoshihiko
Chief Administrative Judge HAYASHI Tsuyoshi
Chief Administrative Judge SUDA Katsumi

The 29th Board of Trial and Appeal (Electronic Devices)

Title Name
Director of the 29th Board of Trial and Appeal KOMIYA Shinji
Chief Administrative Judge ONDA Haruka
Chief Administrative Judge KAWAMOTO Mitsuo
Chief Administrative Judge KAJIO Seiya

The 30th Board of Trial and Appeal (Video System)

Title Name
Director of the 30th Board of Trial and Appeal TAKAHASHI Nobuhiro
Chief Administrative Judge ITO Takao
Chief Administrative Judge CHIBA Teruhisa
Chief Administrative Judge HATANAKA Takayuki

The 31st Board of Trial and Appeal (Transmission Systems)

Title Name
Director of the 31st Board of Trial and Appeal KAWAI Hiroaki
Chief Administrative Judge NAKAKI Tsutomu
Chief Administrative Judge HIROKAWA Hiroshi

The 32nd Board of Trial and Appeal (Electronic Components)

Title Name
Senior Director of the 32nd Board of Trial and Appeal SHINOHARA Koichi
Chief Administrative Judge INOUE Shinichi
Chief Administrative Judge UEMAE Mitsuji
Chief Administrative Judge IWAMA Naozumi

The 33rd Board of Trial and Appeal(Digital Communications and Electric Power Distribution)

Title Name
Director of the 33rd Board of Trial and Appeal DOI Hitoshi
Chief Administrative Judge BABA Makoto
Chief Administrative Judge TAKANO Hiroshi

The 34th Board of Trial and Appeal (Designs)

Title Name
Senior Director of the 34th Board of Trial and Appeal MAEHATA Saori
Chief Administrative Judge TOMINAGA Takashi
Chief Administrative Judge NAITO Hiroki

The 35th Board of Trial and Appeal (Trademarks: Chemicals and Foodstuffs)

Title Name
Senior Director of the 35th Board of Trial and Appeal TAKANO Kazuyuki
Chief Administrative Judge OMORI Tomoko
Chief Administrative Judge TOYOSE Kyotaro

The 36th Board of Trial and Appeal (Trademarks: Machinery and Electric Appliances)

Title Name
Director of the 36th Board of Trial and Appeal
Director of the Litigation Affairs Office
TOMISAWA Takeshi
Chief Administrative Judge OHASHI Yoshinari
Chief Administrative Judge YAMADA Hiroyuki

The 37th Board of Trial and Appeal (Trademarks: Textiles and General Merchandise)

Title Name
Director of the 37th Board of Trial and Appeal SUZUKI Masaya
Chief Administrative Judge ITAYA Reiko

The 38th Board of Trial and Appeal (Trademarks: Industrial Services and General Services)

Title Name
Director of the 38th Board of Trial and Appeal DAN Katsumasa
Chief Administrative Judge OSHIMA Yasuhiro
Chief Administrative Judge OSHIMA Tsutomu

[Last updated October 1, 2024]