Inventor · disambiguated record
Katsuya Tagami
Also filed as: TAGAMI KATSUYA
30 granted patents·3 pending applications·721 citations·filing 1989–2008
97Inventor score
Top patents by PatentIndex Score
33 records- 0197US5045552APyridine derivatives having anti-ulcerative activityEISAI CO LTD·Filed 1989·Granted Sep 3, 1991·140 cites·6 claims
- 0294US6630463B2Heterocycle-containing carboxylic acid derivative and drug containing the sameEISAI CO LTD·Filed 2001·Granted Oct 7, 2003·62 cites·11 claims
- 0393US5385942AQuinone derivatives and pharmacological useEISAI CO LTD·Filed 1993·Granted Jan 31, 1995·48 cites·19 claims
- 0493US5210239AOuinone derivatives and pharmacological useEISAI CO LTD·Filed 1990·Granted May 11, 1993·49 cites·26 claims
- 0592US5719303APhosphonic acid derivativesEISAI CO LTD·Filed 1994·Granted Feb 17, 1998·70 cites·21 claims
- 0689US5977108AHeterocycle-containing carboxylic acid derivative and drug containing the sameEISAI CO LTD·Filed 1996·Granted Nov 2, 1999·68 cites·5 claims
- 0788US6541474B2Heterocycle-containing carboxylic acid derivative and drug containing the sameEISAI CO LTD·Filed 2001·Granted Apr 1, 2003·24 cites·8 claims
- 0886US6358995B1Carboxylic acid derivatives having fused ringsEISAI CO LTD·Filed 2000·Granted Mar 19, 2002·20 cites·7 claims
- 0986US5977125AMono-or polyenic carboxylic acid derivativesEISAI CO LTD·Filed 1991·Granted Nov 2, 1999·23 cites·10 claims
- 1085US6329402B1Heterocycle-containing carboxylic acid derivative and drug containing the sameEISAI CO LTD·Filed 1999·Granted Dec 11, 2001·47 cites·6 claims
- 1179US6313303B1Process for the preparation of pyridine derivativesEISAI CO LTD·Filed 1998·Granted Nov 6, 2001·27 cites·35 claims
- 1277US5840910APyridine derivatives having anti-ulcerative activityESAI CO LTD·Filed 1994·Granted Nov 24, 1998·27 cites·2 claims
- 1372US5998445APyridine derivatives having anti-ulcerative activityEISAI CO LTD·Filed 1996·Granted Dec 7, 1999·23 cites·7 claims
- 1471US6420363B1Mono- or polyenic carboxylic acid derivativesEISAI CO LTD·Filed 2000·Granted Jul 16, 2002·3 cites·7 claims
- 1569US6110959ACarboxylic acid derivatives having fused ringsEISAI CO LTD·Filed 1999·Granted Aug 29, 2000·19 cites·3 claims
- 1666US6030964AMono- or polyenic carboxylic acid derivativesEISAI CO LTD·Filed 1998·Granted Feb 29, 2000·15 cites·7 claims
- 1765US5708013APyridine derivative and therapeutic agent for ulcer comprising the sameEISAI CO LTD·Filed 1995·Granted Jan 13, 1998·10 cites·9 claims
- 1862US5162317APyridinium salt and pharmacological composition containing the sameESAI CO LTD·Filed 1989·Granted Nov 10, 1992·6 cites·6 claims
- 1960US6121309AFused-ring carboxylic acid derivativesEISAI CO LTD·Filed 1997·Granted Sep 19, 2000·13 cites·5 claims
- 2059US5453524APhosphorus-containing isoprenoid derivativesEISAI CO LTD·Filed 1992·Granted Sep 26, 1995·8 cites·8 claims
- 2155US5298649ANaphthalene derivativeEISAI CO LTD·Filed 1991·Granted Mar 29, 1994·4 cites·22 claims
- 2255US5134111ANaphthalene derivativeEISAI CO LTD·Filed 1989·Granted Jul 28, 1992·3 cites·6 claims
- 2350US5635519ABenzothiazole compounds which are substituted by pyridymethylEISAI CO LTD·Filed 1995·Granted Jun 3, 1997·3 cites·20 claims
- 2450US5239079APyridinium salt and pharmacological composition containing the sameEISAI CO LTD·Filed 1992·Granted Aug 24, 1993·3 cites·5 claims
- 2547US2009203771A1Novel intermediate for halichondrin b analog synthesis and novel desulfonylation reaction used for the intermediateEISAI R&D MAN CO LTD·Filed 2008·Application pending·0 cites
- 2643US6291508B1Mono- or polyenic carboxylic acid derivativesEISAI CO LTD·Filed 1999·Granted Sep 18, 2001·1 cites·8 claims
- 2743US6133283AMono- or polyenic carboxylic acid derivativesEISAI CO LTD·Filed 1999·Granted Oct 17, 2000·1 cites·5 claims
- 2842US5300518APyridyl substituted benzothiazole compounds which have useful pharmaceutical utilityEISAI CO LTD·Filed 1992·Granted Apr 5, 1994·1 cites·25 claims
- 2942US2009149647A1Process for production of lipid a analogueEISAI R&D MAN CO LTD·Filed 2006·Application pending·0 cites
- 3039US5329010AQuinone derivativesEISAI CO LTD·Filed 1992·Granted Jul 12, 1994·3 cites·28 claims
- 3138US2004236118A1Pyrrolidine derivatives and method of synthesizing theseFiled 2002·Application pending·0 cites
- 3235US5420144APyridyl substituted benzothiazole compounds which have useful pharmaceutical utilityEISAI CO LTD·Filed 1993·Granted May 30, 1995·0 cites·18 claims
- 3326US5527948ANaphthalene derivativeEISAI CORP LTD·Filed 1995·Granted Jun 18, 1996·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →