Inventor · disambiguated record
Masayuki Iwata
Also filed as: IWATA MASAYUKI
11 granted patents·365 citations·filing 1986–1995
92Inventor score
Top patents by PatentIndex Score
11 records- 0194US4997943AQuinoline-3-carboxylic acid derivativesSANKYO CO·Filed 1987·Granted Mar 5, 1991·58 cites·4 claims
- 0290US4757066AComposition containing a penem or carbapenem antibiotic and the use of the sameSANKYO CO·Filed 1986·Granted Jul 12, 1988·208 cites·116 claims
- 0386US5348961A4-oxoquinoline-3-carboxylic acid derivatives and their useSANKYO CO·Filed 1990·Granted Sep 20, 1994·26 cites·14 claims
- 0472US5242914A2-(heterocyclylthio) carbapenem derivatives, their preparation and their use as antibioticsSANKYO CO·Filed 1992·Granted Sep 7, 1993·15 cites·27 claims
- 0569US5436367AIntermediates for certain 4-oxoquinoline-3-carboxylic acid derivativesSANKO COMPANY LIMITED·Filed 1994·Granted Jul 25, 1995·9 cites·5 claims
- 0668US5104867A2-(heterocyclylthio)carbapenem derivatives, their preparation and their use as antibioticsSANKYO CO·Filed 1990·Granted Apr 14, 1992·11 cites·28 claims
- 0766US5102997A2-(1-acetimidoyl-5-carbamoylpyrrolidin-3-ylthio-6-(1-hydroxyethyl)-1-methylcarbapen-2-em-3-carboxylic acidSANKYO CO·Filed 1990·Granted Apr 7, 1992·20 cites·2 claims
- 0863US5073556A4-oxoquinoline-3-carboxylic acid derivatives and their useSANKYO CO·Filed 1991·Granted Dec 17, 1991·6 cites·14 claims
- 0959US5389626A3-aryloxmethyl-cephalosporin derivatives, and their medical useSANKYO CO·Filed 1992·Granted Feb 14, 1995·6 cites·21 claims
- 1052US4771046ACarbapenem derivativesSANKYO CO·Filed 1986·Granted Sep 13, 1988·6 cites·19 claims
- 1130US5496951A4-oxoquinoline-3-carboxylic acid derivatives their preparation and their useSANKYO CO·Filed 1995·Granted Mar 5, 1996·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →