Inventor · disambiguated record
Kohei Nishikawa
Also filed as: NISHIKAWA KOHEI
66 granted patents·1,760 citations·filing 1980–2006
99Inventor score
Top patents by PatentIndex Score
66 records- 0197US5196444A1-(cyclohexyloxycarbonyloxy)ethyl 2-ethoxy-1-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]benzimidazole-7-carboxylate and compositions and methods of pharmaceutical use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Mar 23, 1993·175 cites·9 claims
- 0297US4997836ATrisubstituted piperazine compounds, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1989·Granted Mar 5, 1991·79 cites·32 claims
- 0397US4355040AHypotensive imidazole-5-acetic acid derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1980·Granted Oct 19, 1982·128 cites·17 claims
- 0496US5025005ALipid derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1990·Granted Jun 18, 1991·77 cites·41 claims
- 0596US4340598AHypotensive imidazole derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1980·Granted Jul 20, 1982·96 cites·12 claims
- 0695US5705517ABenzimidazole derivatives and use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Jan 6, 1998·103 cites·28 claims
- 0794US5250554ABenzimidazole derivatives useful as angiotensin II inhibitorsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1992·Granted Oct 5, 1993·58 cites·12 claims
- 0894US5162326APyrimidinedione derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Nov 10, 1992·65 cites·23 claims
- 0994US4582847A4-chloro-2-phenylimidazole-5-acetic acid derivatives and use as diuretics and hypotensivesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted Apr 15, 1986·31 cites·14 claims
- 1093US5703110ABenzimidazole derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1996·Granted Dec 30, 1997·51 cites·3 claims
- 1193US5183899APyrazole derivativeTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1990·Granted Feb 2, 1993·49 cites·1 claims
- 1292US5362497ATransdermal therapeutic compositionTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1992·Granted Nov 8, 1994·125 cites·13 claims
- 1391US4851413ACertain benzoquinones, naphthoquinones, corresponding hydroquinones which exhibit thromboxane A2 synthetase inhibition or receptor antagonism and the likeTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1987·Granted Jul 25, 1989·48 cites·9 claims
- 1491US4789675A1,4-benzoxazine derivatives and pharmaceutical useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1987·Granted Dec 6, 1988·31 cites·19 claims
- 1589US5304565ANitrogen containing heterocyclic compounds, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Apr 19, 1994·37 cites·23 claims
- 1688US4937246APAF antagonist, 1,4-disubstituted piperazine compounds and production thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1988·Granted Jun 26, 1990·27 cites·14 claims
- 1788US4737518ALipid derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1986·Granted Apr 12, 1988·24 cites·58 claims
- 1887US5128356ABenzimidazole derivatives and their useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1990·Granted Jul 7, 1992·58 cites·8 claims
- 1987US4518602AVinyl carboxylic acid derivatives, their production and use as inhibitors of thromboxane synthetaseTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted May 21, 1985·17 cites·17 claims
- 2086US6608210B2Benzimidazole derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2002·Granted Aug 19, 2003·15 cites·27 claims
- 2186US6355808B2Benzimidazole compounds, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Mar 12, 2002·15 cites·21 claims
- 2286US5284661AFused thiophene derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Feb 8, 1994·33 cites·13 claims
- 2385US5328919APivaloyloxymethyl 2-ethoxy-1-[[2'-(1H-tetrazol-5-yl) biphenyl-4-yl] benzimidazole-7-carboxylate or a pharmaceutically acceptable salt thereof and compositions and method of pharmaceutical use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Jul 12, 1994·37 cites·3 claims
- 2484US5962491ABenzimidazole derivatives and use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Oct 5, 1999·25 cites·3 claims
- 2583US4548932A3-Amino-4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1984·Granted Oct 22, 1985·21 cites·19 claims
- 2683US4521607AChromanyl glycinesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1982·Granted Jun 4, 1985·14 cites·15 claims
- 2782US5401764ABenzimidazole derivative compositions and medical use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Mar 28, 1995·30 cites·3 claims
- 2882US5229385AQuinone derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1992·Granted Jul 20, 1993·23 cites·11 claims
- 2981US7538133B2Benzimidazole derivatives, their production and useTAKEDA PHARMACEUTICAL·Filed 2006·Granted May 26, 2009·2 cites·62 claims
- 3079US6004989ABenzimidazole derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1999·Granted Dec 21, 1999·24 cites·3 claims
- 3179US4640916A1,4-benzothiazine derivatives, compositions containing them and method of useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1985·Granted Feb 3, 1987·14 cites·13 claims
- 3277US4880809A1,4-disubstituted piperazines (or homopiperazines) as platelet-activating factor antagonistsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1988·Granted Nov 14, 1989·13 cites·25 claims
- 3376US4727078A7-phenyl-7-(3-pyridyl)-6-heptenoic acid or derivatives thereof which inhibit the activity of thromboxanes synthetaseTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted Feb 23, 1988·7 cites·2 claims
- 3475US7153972B2Benzimidazole derivatives, their production and useTAKEDA PHARMACEUTICAL·Filed 2004·Granted Dec 26, 2006·4 cites·21 claims
- 3575US6844443B2Benzimidazole derivatives, their production and useTAKEDA PHARMACEUTICAL·Filed 2003·Granted Jan 18, 2005·4 cites·20 claims
- 3674US6686383B2Prophylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2002·Granted Feb 3, 2004·4 cites·16 claims
- 3772US4474692AL-Alanyl-N-(indan-2-yl)glycine, its esters and salts thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted Oct 2, 1984·23 cites·6 claims
- 3871US6232334B1Benzimidazole derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1999·Granted May 15, 2001·18 cites·25 claims
- 3971US4582824AMethod for inhibiting activities of platelet activating factorTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted Apr 15, 1986·11 cites·17 claims
- 4070US7135490B2Method for the treatment of glomerulonephritisTAKEDA PHARMACEUTICAL·Filed 2003·Granted Nov 14, 2006·2 cites·1 claims
- 4170US4650791ACertain 3-alkoxy-2-cyclic-imido-propyl-phosphate-ethyl-cyclic ammonium hydroxide inner salts which inhibit activities of platelet activating factorTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1985·Granted Mar 17, 1987·10 cites·13 claims
- 4269US6469037B2Prophylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Oct 22, 2002·2 cites·15 claims
- 4369US4871842APiperidine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1988·Granted Oct 3, 1989·15 cites·10 claims
- 4466US4962113APyridinium derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1988·Granted Oct 9, 1990·13 cites·24 claims
- 4565US5719173AMethod for the treatment of sclerosis of the glomeruliTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1996·Granted Feb 17, 1998·12 cites·1 claims
- 4665US4564612ACondensed, seven-membered ring compounds and their useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1984·Granted Jan 14, 1986·8 cites·9 claims
- 4764US5159061AAtrial natriuretic peptide derivativeTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1987·Granted Oct 27, 1992·10 cites·4 claims
- 4861US5889036AProphylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Mar 30, 1999·9 cites·1 claims
- 4961US4472383APeptide derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1983·Granted Sep 18, 1984·7 cites·13 claims
- 5060US4563446AThromboxane synthetase inhibiting 3-(1-alkenyl) pyridinesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1984·Granted Jan 7, 1986·4 cites·11 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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