☆ Scheme parallel viewer ☆ concordance ver. rawdata download

  Sample: G06F3 or G06F3/ or G06F3/00 or G06F3/02 etc... help
IPC Display ipc level only : ECLA:  EN  JP  Both   non-display
FI:  JP  EN  Both   non-display FI without same-symbol IPC :  display  non-display ICO:  EN  JP  Both   non-display
CPC:  EN  JP  Both   non-display FI dot pattern :  pattern1  pattern2
Keyword Search
FI IPC CPC
IPC doc number :  On  Off
FI doc number :  On  Off
CPC doc number :  On  Off