Inventor · disambiguated record
Tadashi Nagakura
Also filed as: NAGAKURA TADASHI
10 granted patents·7 pending applications·202 citations·filing 1999–2011
89Inventor score
Top patents by PatentIndex Score
17 records- 0195US7074798B2Xanthine derivative and DPPIV inhibitorEISAI CO LTD·Filed 2003·Granted Jul 11, 2006·152 cites·9 claims
- 0288US7816522B2Triazolone derivativesEISAI CO LTD·Filed 2007·Granted Oct 19, 2010·13 cites·5 claims
- 0380US7772226B2Condensed imidazole derivativesEISAI R&D MAN CO LTD·Filed 2008·Granted Aug 10, 2010·3 cites·7 claims
- 0478US6916837B2Amidino derivatives and anticoagulants and thrombosis therapeutic agents containing themEISAI CO LTD·Filed 2002·Granted Jul 12, 2005·11 cites·16 claims
- 0577US6699870B2Phthalazine compounds and therapeutic agents for erectile dysfunctionEISAI CO LTD·Filed 2002·Granted Mar 2, 2004·9 cites·8 claims
- 0673US7238720B2Pharmaceutical use of N-carbamoylazole derivativesEISAI R&D MAN CO LTD·Filed 2004·Granted Jul 3, 2007·6 cites·3 claims
- 0771US7807690B22,3-dihydro-iminoisoindole derivativesEISAI R&D MAN CO LTD·Filed 2008·Granted Oct 5, 2010·1 cites·25 claims
- 0868US8163787B2Triazolone derivativesCLARK RICHARD·Filed 2011·Granted Apr 24, 2012·1 cites·8 claims
- 0968US7928228B2Triazolone derivativesEISAI CO LTD·Filed 2010·Granted Apr 19, 2011·1 cites·35 claims
- 1056US2006063787A1Condensed imidazole derivativesEISAI CO LTD·Filed 2005·Application pending·0 cites
- 1154US2004116328A1Condensed imidazole derivativesEISAI CO LTD·Filed 2003·Application pending·0 cites
- 1253US2006100199A1Novel condensed imidazole derivativesYOSHIKAWA SEIJI·Filed 2003·Application pending·0 cites
- 1350US2008132507A1Hydrazide DerivativesEISAI R&D MAN CO LTD·Filed 2005·Application pending·0 cites
- 1444US6498159B1Phthalazine derivatives and remedies for erectile dysfunctionEISAI CO LTD·Filed 1999·Granted Dec 24, 2002·5 cites·20 claims
- 1542US2010240654A1Hydrazide derivativesCLARK RICHARD·Filed 2010·Application pending·0 cites
- 1642US2003060494A1Pharmaceutical use of N-carbamoylazole derivativesFiled 2002·Application pending·0 cites
- 1740US2010184981A12,3-dihydro-iminoisoindole derivativesCLARK RICHARD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →