Inventor · disambiguated record
Yoshimasa Ishimura
Also filed as: ISHIMURA YOSHIMASA
8 granted patents·136 citations·filing 1988–1999
88Inventor score
Files withSHOWA DENKO KK8
Top patents by PatentIndex Score
8 records- 0188US5496532AProcess for producing hydrogen peroxideSHOWA DENKO KK·Filed 1993·Granted Mar 5, 1996·66 cites·5 claims
- 0282US6018048ANoble metal Raney catalysts and preparation of hydrogenated compounds therewithSHOWA DENKO KK·Filed 1997·Granted Jan 25, 2000·23 cites·4 claims
- 0363US6215030B1Noble metal raney catalysts and preparation of hydrogenated compounds therewithSHOWA DENKO KK·Filed 1999·Granted Apr 10, 2001·7 cites·7 claims
- 0460US5001246AProcess for preparation of aminopropylalkoxysilaneSHOWA DENKO KK·Filed 1990·Granted Mar 19, 1991·8 cites·19 claims
- 0555US5110951AMethod for producing L-ascorbic acid 2-phosphatesSHOWA DENKO KK·Filed 1990·Granted May 5, 1992·7 cites·7 claims
- 0654US4942261AProcess for preparation of allyl type amineSHOWA DENKO KK·Filed 1988·Granted Jul 17, 1990·14 cites·11 claims
- 0743US6245920B1Metal raney catalysts and preparation of hydrogenated compounds therewithSHOWA DENKO KK·Filed 1999·Granted Jun 12, 2001·9 cites·4 claims
- 0830US5350775ABenzopyran derivative, method for producing the same and use thereofSHOWA DENKO KK·Filed 1993·Granted Sep 27, 1994·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →