Inventor · disambiguated record
Nobuhisa Watanabe
Also filed as: WATANABE NOBUHISA
20 granted patents·6 pending applications·637 citations·filing 1991–2012
95Inventor score
Top patents by PatentIndex Score
26 records- 0195US5614627AQuinazoline compoundsEISAI CO LTD·Filed 1994·Granted Mar 25, 1997·92 cites·3 claims
- 0294US5693652ABenzimidazoles for ischemic heart conditionsEISAI CO LTD·Filed 1995·Granted Dec 2, 1997·141 cites·7 claims
- 0393US5576322AAnti-ischemic 2,4-diaminoquinazolinesEISAI CO LTD·Filed 1992·Granted Nov 19, 1996·113 cites·11 claims
- 0491US5849741AFused pyridazine compoundsEISAI CO LTD·Filed 1995·Granted Dec 15, 1998·50 cites·5 claims
- 0591US5801180AQuinazoline derivativesEISAI CO LTD·Filed 1997·Granted Sep 1, 1998·91 cites·7 claims
- 0689US5707998ANitrogen-containing fused-heterocycle compoundsEISAI CO LTD·Filed 1994·Granted Jan 13, 1998·40 cites·4 claims
- 0787US6841549B1Condensed imidazole compounds and a therapeutic agent for diabetes mellitusEISAI CO LTD·Filed 2000·Granted Jan 11, 2005·35 cites·34 claims
- 0883US7425634B2Benzimidazole compoundEISAI R&D MAN CO LTD·Filed 2006·Granted Sep 16, 2008·5 cites·2 claims
- 0978US6916837B2Amidino derivatives and anticoagulants and thrombosis therapeutic agents containing themEISAI CO LTD·Filed 2002·Granted Jul 12, 2005·11 cites·16 claims
- 1077US6699870B2Phthalazine compounds and therapeutic agents for erectile dysfunctionEISAI CO LTD·Filed 2002·Granted Mar 2, 2004·9 cites·8 claims
- 1173US7112593B2N-aryl-substituted cyclic amine derivative and medicine containing the same as active ingredientEISAI CO LTD·Filed 2002·Granted Sep 26, 2006·7 cites·12 claims
- 1271US7807690B22,3-dihydro-iminoisoindole derivativesEISAI R&D MAN CO LTD·Filed 2008·Granted Oct 5, 2010·1 cites·25 claims
- 1371US6218392B1Fused pyridazine compoundsEISAI CO LTD·Filed 1998·Granted Apr 17, 2001·14 cites·6 claims
- 1469US8476301B2Pyrrolidin-3-ylacetic acid derivativeYOSHIDA ICHIRO·Filed 2012·Granted Jul 2, 2013·2 cites·24 claims
- 1560US6288064B1Remedy for erection failure comprising fused pyridazine compoundEISAI CO LTD·Filed 1997·Granted Sep 11, 2001·20 cites·12 claims
- 1655US8124780B2Benzimidazole compoundMIYAZAWA SHUHEI·Filed 2008·Granted Feb 28, 2012·0 cites·21 claims
- 1754US7781452B2Imidazopyridine compoundEISAI R&D MAN CO LTD·Filed 2006·Granted Aug 24, 2010·0 cites·15 claims
- 1854US2007015782A1Benzimidazole compoundEISAI CO LTD·Filed 2006·Application pending·0 cites
- 1950US2008132507A1Hydrazide DerivativesEISAI R&D MAN CO LTD·Filed 2005·Application pending·0 cites
- 2047US2005272764A1Imidazopyridine compoundEISAI CO LTD·Filed 2005·Application pending·0 cites
- 2144US6498159B1Phthalazine derivatives and remedies for erectile dysfunctionEISAI CO LTD·Filed 1999·Granted Dec 24, 2002·5 cites·20 claims
- 2243US2009182149A1Salt of sulfinylbenzimidazole compound, and crystal and amorphous form thereofKAWAHARA TETSUYA·Filed 2006·Application pending·0 cites
- 2342US2010240654A1Hydrazide derivativesCLARK RICHARD·Filed 2010·Application pending·0 cites
- 2440US2010184981A12,3-dihydro-iminoisoindole derivativesCLARK RICHARD·Filed 2010·Application pending·0 cites
- 2532US5462958ABenzene derivatives and method of treating arteriosclerosis with benzene derivativesEISAI CO LTD·Filed 1993·Granted Oct 31, 1995·1 cites·7 claims
- 2629US5668136ATrisubstituted benzene derivatives, composition and methods of treatmentEISAI CO LTD·Filed 1991·Granted Sep 16, 1997·0 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →