Inventor · disambiguated record
Akira Nakai
Also filed as: NAKAI AKIRA
12 granted patents·1 pending application·182 citations·filing 1987–2007
92Inventor score
Files withTAIHO PHARMACEUTICAL CO LTD5POLYPLASTICS CO4ARCH DEV CORP2OTSUKA KAGAKU KK1WINTECH POLYMER LTD1
Top patents by PatentIndex Score
13 records- 0181US4861768A2 β-substituted thiomethylpenicillin derivatives and their preparation and useTAIHO PHARMACEUTICAL CO LTD·Filed 1987·Granted Aug 29, 1989·17 cites·26 claims
- 0277US5438126AHuman thyroid hormone receptor DNAARCH DEV CORP·Filed 1992·Granted Aug 1, 1995·45 cites·5 claims
- 0372US4912213AProcess for preparing penicillanic acid derivativesOTSUKA KAGAKU KK·Filed 1988·Granted Mar 27, 1990·21 cites·22 claims
- 0471US4891369A2β-Substituted-methylpenicillanic acid derivatives, and salts and esters thereofTAIHO PHARMACEUTICAL CO LTD·Filed 1987·Granted Jan 2, 1990·19 cites·19 claims
- 0566US5866670AProcess for preparing polyacetal copolymerPOLYPLASTICS CO·Filed 1996·Granted Feb 2, 1999·20 cites·16 claims
- 0663US5886139AProcess for producing polyacetal copolymerPOLYPLASTICS CO·Filed 1997·Granted Mar 23, 1999·18 cites·29 claims
- 0762US4898939AProcess for preparing 2β-substituted-methylpenicillin derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Feb 6, 1990·6 cites·9 claims
- 0860US5726276AProcess for preparing polyacetal copolymerPOLYPLASTICS CO·Filed 1996·Granted Mar 10, 1998·16 cites·7 claims
- 0949US5712372AHuman thyroid hormone receptorARCH DEV CORP·Filed 1995·Granted Jan 27, 1998·6 cites·5 claims
- 1048US2009208720A1Polybutylene terephthalate resin compositionWINTECH POLYMER LTD·Filed 2007·Application pending·0 cites
- 1146US4895941AProcess for preparing 2α-methyl-2β-(1,2,3-triazol-1-yl)methylpenam-3α-carboxylic acid derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Jan 23, 1990·7 cites·12 claims
- 1242US4933444AProcess for preparing 2β-substituted-methylpenicillin derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Jun 12, 1990·4 cites·11 claims
- 1333US5728798AProcess for preparing polyacetal copolymerPOLYPLASTICS CO·Filed 1996·Granted Mar 17, 1998·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →