Inventor · disambiguated record
Masaru Nishikibe
Also filed as: NISHIKIBE MASARU
13 granted patents·355 citations·filing 1990–1999
93Inventor score
Files withBANYU PHARMA CO LTD13
Top patents by PatentIndex Score
13 records- 0193US5389620AEndothelin antagonistic heteroaromatic ring-fused cyclopentene derivativesBANYU PHARMA CO LTD·Filed 1993·Granted Feb 14, 1995·67 cites·5 claims
- 0289US5750540A1,4-di-substituted piperidine derivativesBANYU PHARMA CO LTD·Filed 1996·Granted May 12, 1998·60 cites·18 claims
- 0383US5114918AEndothelin antagonistic cyclic pentapeptidesBANYU PHARMA CO LTD·Filed 1990·Granted May 19, 1992·78 cites·2 claims
- 0480US5948792AFluorine-containing 1,4-disubstituted piperidine derivativesBANYU PHARMA CO LTD·Filed 1997·Granted Sep 7, 1999·49 cites·23 claims
- 0571US6140333AN-acyl cyclic amine derivativesBANYU PHARMA CO LTD·Filed 1999·Granted Oct 31, 2000·35 cites·27 claims
- 0666US5362736AIsoquinoline derivativesBANYU PHARMA CO LTD·Filed 1992·Granted Nov 8, 1994·10 cites·4 claims
- 0764US5714479AEndothelin antagonistic heteroaromatic ring-fused cyclopentene derivativesBANYU PHARMA CO LTD·Filed 1994·Granted Feb 3, 1998·9 cites·22 claims
- 0863US5496928AEndothelin antagonistic substanceBANYU PHARMA CO LTD·Filed 1994·Granted Mar 5, 1996·21 cites·6 claims
- 0956US5614498AEndothelin antagonistic substanceBANYU PHARMA CO LTD·Filed 1992·Granted Mar 25, 1997·16 cites·27 claims
- 1047US6040449AFluorine-containing 1, 4-disubstituted piperidine derivativesBANYU PHARMA CO LTD·Filed 1999·Granted Mar 21, 2000·6 cites·2 claims
- 1141US6413979B1Substituted 5-(2,2-difluoro-1,3-benzodioxol-5-yl) cyclopentenopyridine derivativeBANYU PHARMA CO LTD·Filed 1999·Granted Jul 2, 2002·4 cites·70 claims
- 1233US5444077AAmeliorant of cerebral circulation and optical isomer of NB-818, processes for its useBANYU PHARMA CO LTD·Filed 1994·Granted Aug 22, 1995·0 cites·3 claims
- 1329US5494923AMethod of ameliorating cerebral circulationBANYU PHARMA CO LTD·Filed 1995·Granted Feb 27, 1996·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →