Inventor · disambiguated record
Yoichi Osawa
Also filed as: OSAWA YOICHI
3 granted patents·133 citations·filing 1996–1996
76Inventor score
Files withSHINETSU CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0189US5705702AMethod for preparing triarylsulfonium saltsSHINETSU CHEMICAL CO·Filed 1996·Granted Jan 6, 1998·43 cites·4 claims
- 0285US5880169ASulfonium salts and chemically amplified positive resist compositionsSHINETSU CHEMICAL CO·Filed 1996·Granted Mar 9, 1999·59 cites·16 claims
- 0362US5824824ASulfonium salts and chemically amplified positive resist compositionsSHINETSU CHEMICAL CO·Filed 1996·Granted Oct 20, 1998·31 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →