Inventor · disambiguated record
Takashi Hayama
Also filed as: HAYAMA TAKASHI
21 granted patents·322 citations·filing 1990–2005
95Inventor score
Top patents by PatentIndex Score
21 records- 0193US5389620AEndothelin antagonistic heteroaromatic ring-fused cyclopentene derivativesBANYU PHARMA CO LTD·Filed 1993·Granted Feb 14, 1995·67 cites·5 claims
- 0283US5114918AEndothelin antagonistic cyclic pentapeptidesBANYU PHARMA CO LTD·Filed 1990·Granted May 19, 1992·78 cites·2 claims
- 0378US6958333B1Biarylurea derivativesBANYU PHARMA CO LTD·Filed 2000·Granted Oct 25, 2005·13 cites·8 claims
- 0478US5387575APyrimidine derivatives, process for preparing the same and herbicide using the sameUBE INDUSTRIES·Filed 1992·Granted Feb 7, 1995·17 cites·10 claims
- 0573US6914062B2Pyrazinone derivativesBANYU PHARMA CO LTD·Filed 2001·Granted Jul 5, 2005·7 cites·13 claims
- 0672US5446164AProcess for preparing 6,7-dialkoxy-3,4-dihydroisoquinolin-8-olBANYU PHARMA CO LTD·Filed 1994·Granted Aug 29, 1995·11 cites·2 claims
- 0770US5470833AEndothelin antagonistic peptide derivativesBANYU PHARMA CO LTD·Filed 1994·Granted Nov 28, 1995·23 cites·55 claims
- 0869US5376620ASulfonamide derivative, process for preparing the same and herbicide using the sameUBE INDUSTRIES·Filed 1993·Granted Dec 27, 1994·16 cites·9 claims
- 0967US5389601A3-alkoxy-N-cycloalkylsulfonyalkanoic amide derivative and herbicide using the sameUBE INDUSTRIES·Filed 1993·Granted Feb 14, 1995·14 cites·8 claims
- 1066US5362736AIsoquinoline derivativesBANYU PHARMA CO LTD·Filed 1992·Granted Nov 8, 1994·10 cites·4 claims
- 1164US5714479AEndothelin antagonistic heteroaromatic ring-fused cyclopentene derivativesBANYU PHARMA CO LTD·Filed 1994·Granted Feb 3, 1998·9 cites·22 claims
- 1263US5496928AEndothelin antagonistic substanceBANYU PHARMA CO LTD·Filed 1994·Granted Mar 5, 1996·21 cites·6 claims
- 1362US5498717A6,7-dialkoxy-3,4-diydroisoquinolin-8-yl compoundsBANYU PHARMA CO LTD·Filed 1994·Granted Mar 12, 1996·6 cites·1 claims
- 1462US5444152AEndothelin antagonistic peptide derivativesBANYU PHARMA CO LTD·Filed 1994·Granted Aug 22, 1995·16 cites·14 claims
- 1551US7148224B2Pyrazinone derivativesBANYU PHARMA CO LTD·Filed 2005·Granted Dec 12, 2006·0 cites·13 claims
- 1650US5380921AAminophosponic acid derivativeBANYU PHARMA CO LTD·Filed 1993·Granted Jan 10, 1995·8 cites·6 claims
- 1747US7354946B2Biarylurea derivativesBANYU PHARMA CO LTD·Filed 2004·Granted Apr 8, 2008·0 cites·7 claims
- 1841US6413979B1Substituted 5-(2,2-difluoro-1,3-benzodioxol-5-yl) cyclopentenopyridine derivativeBANYU PHARMA CO LTD·Filed 1999·Granted Jul 2, 2002·4 cites·70 claims
- 1941US6310276B1Plant which belongs to the genus limonium and a method for creating the sameSAKATA SEED CORP·Filed 1998·Granted Oct 30, 2001·0 cites·4 claims
- 2035US5691315AEndothelin antagonistic peptide derivativesBANYU PHARMA CO LTD·Filed 1995·Granted Nov 25, 1997·2 cites·11 claims
- 2134US5529977ATriazine derivative, process for preparing the same and herbicide using the sameUBE INDUSTRIES·Filed 1994·Granted Jun 25, 1996·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →