Inventor
NISHIKAWA KOHEI
JP66 patents
⚠️ This page may combine multiple inventors who share the name “NISHIKAWA KOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKEDA CHEMICAL INDUSTRIES LTD
47 patentsUS5705517AJan 6, 1998
Benzimidazole derivatives and use thereof
TAKEDA CHEMICAL INDUSTRIES LTD103 citations99
US5196444AMar 23, 1993
1-(cyclohexyloxycarbonyloxy)ethyl 2-ethoxy-1-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]benzimidazole-7-carboxylate and compositions and methods of pharmaceutical use thereof
TAKEDA CHEMICAL INDUSTRIES LTD175 citations99
US5362497ANov 8, 1994
Transdermal therapeutic composition
TAKEDA CHEMICAL INDUSTRIES LTD125 citations98
US6004989ADec 21, 1999
Benzimidazole derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD24 citations96
US5703110ADec 30, 1997
Benzimidazole derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD51 citations96
US5401764AMar 28, 1995
Benzimidazole derivative compositions and medical use thereof
TAKEDA CHEMICAL INDUSTRIES LTD30 citations96
US5328919AJul 12, 1994
Pivaloyloxymethyl 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 thereof
TAKEDA CHEMICAL INDUSTRIES LTD37 citations96
US5250554AOct 5, 1993
Benzimidazole derivatives useful as angiotensin II inhibitors
TAKEDA CHEMICAL INDUSTRIES LTD58 citations96
US5183899AFeb 2, 1993
Pyrazole derivative
TAKEDA CHEMICAL INDUSTRIES LTD49 citations96
US5162326ANov 10, 1992
Pyrimidinedione derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD65 citations96
US5128356AJul 7, 1992
Benzimidazole derivatives and their use
TAKEDA CHEMICAL INDUSTRIES LTD58 citations96
US5025005AJun 18, 1991
Lipid derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD77 citations96
US4997836AMar 5, 1991
Trisubstituted piperazine compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD79 citations96
US4851413AJul 25, 1989
Certain benzoquinones, naphthoquinones, corresponding hydroquinones which exhibit thromboxane A2 synthetase inhibition or receptor antagonism and the like
TAKEDA CHEMICAL INDUSTRIES LTD48 citations96
US4355040AOct 19, 1982
Hypotensive imidazole-5-acetic acid derivatives
TAKEDA CHEMICAL INDUSTRIES LTD128 citations96
US4340598AJul 20, 1982
Hypotensive imidazole derivatives
TAKEDA CHEMICAL INDUSTRIES LTD96 citations96
US6608210B2Aug 19, 2003
Benzimidazole derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD15 citations93
US6355808B2Mar 12, 2002
Benzimidazole compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD15 citations93
US6232334B1May 15, 2001
Benzimidazole derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD18 citations93
US5962491AOct 5, 1999
Benzimidazole derivatives and use thereof
TAKEDA CHEMICAL INDUSTRIES LTD25 citations93
US5304565AApr 19, 1994
Nitrogen containing heterocyclic compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD37 citations93
US5284661AFeb 8, 1994
Fused thiophene derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD33 citations93
US5229385AJul 20, 1993
Quinone derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD23 citations93
US4789675ADec 6, 1988
1,4-benzoxazine derivatives and pharmaceutical use
TAKEDA CHEMICAL INDUSTRIES LTD31 citations93
US4937246AJun 26, 1990
PAF antagonist, 1,4-disubstituted piperazine compounds and production thereof
TAKEDA CHEMICAL INDUSTRIES LTD27 citations92
US4582847AApr 15, 1986
4-chloro-2-phenylimidazole-5-acetic acid derivatives and use as diuretics and hypotensives
TAKEDA CHEMICAL INDUSTRIES LTD31 citations92
US5889036AMar 30, 1999
Prophylactic or therapeutic drug for renal diseases
TAKEDA CHEMICAL INDUSTRIES LTD9 citations82
US5719173AFeb 17, 1998
Method for the treatment of sclerosis of the glomeruli
TAKEDA CHEMICAL INDUSTRIES LTD12 citations82
US4871842AOct 3, 1989
Piperidine derivatives
TAKEDA CHEMICAL INDUSTRIES LTD15 citations82
US4822818AApr 18, 1989
Bicycle compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD13 citations82
US4548932AOct 22, 1985
3-Amino-4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepine derivatives
TAKEDA CHEMICAL INDUSTRIES LTD21 citations82
US4474692AOct 2, 1984
L-Alanyl-N-(indan-2-yl)glycine, its esters and salts thereof
TAKEDA CHEMICAL INDUSTRIES LTD23 citations82
US4737518AApr 12, 1988
Lipid derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD24 citations81
US5159061AOct 27, 1992
Atrial natriuretic peptide derivative
TAKEDA CHEMICAL INDUSTRIES LTD10 citations74
US4880809ANov 14, 1989
1,4-disubstituted piperazines (or homopiperazines) as platelet-activating factor antagonists
TAKEDA CHEMICAL INDUSTRIES LTD13 citations74
US4727078AFeb 23, 1988
7-phenyl-7-(3-pyridyl)-6-heptenoic acid or derivatives thereof which inhibit the activity of thromboxanes synthetase
TAKEDA CHEMICAL INDUSTRIES LTD7 citations74
US4650791AMar 17, 1987
Certain 3-alkoxy-2-cyclic-imido-propyl-phosphate-ethyl-cyclic ammonium hydroxide inner salts which inhibit activities of platelet activating factor
TAKEDA CHEMICAL INDUSTRIES LTD10 citations74
US4640916AFeb 3, 1987
1,4-benzothiazine derivatives, compositions containing them and method of use
TAKEDA CHEMICAL INDUSTRIES LTD14 citations74
US4582824AApr 15, 1986
Method for inhibiting activities of platelet activating factor
TAKEDA CHEMICAL INDUSTRIES LTD11 citations74
US4564612AJan 14, 1986
Condensed, seven-membered ring compounds and their use
TAKEDA CHEMICAL INDUSTRIES LTD8 citations74
US4518602AMay 21, 1985
Vinyl carboxylic acid derivatives, their production and use as inhibitors of thromboxane synthetase
TAKEDA CHEMICAL INDUSTRIES LTD17 citations74
US6686383B2Feb 3, 2004
Prophylactic or therapeutic drug for renal diseases
TAKEDA CHEMICAL INDUSTRIES LTD4 citations73
US6319938B1Nov 20, 2001
Prophylactic or therapeutic drug for renal diseases
TAKEDA CHEMICAL INDUSTRIES LTD4 citations73
US6040324AMar 21, 2000
Prophylactic or therapeutic drug for renal diseases
TAKEDA CHEMICAL INDUSTRIES LTD3 citations73
US4962113AOct 9, 1990
Pyridinium derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD13 citations73
US4521607AJun 4, 1985
Chromanyl glycines
TAKEDA CHEMICAL INDUSTRIES LTD14 citations73
US4472383ASep 18, 1984
Peptide derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD7 citations73
TAKEDA PHARMACEUTICAL
3 patentsUS7153972B2Dec 26, 2006
Benzimidazole derivatives, their production and use
TAKEDA PHARMACEUTICAL4 citations74
US6844443B2Jan 18, 2005
Benzimidazole derivatives, their production and use
TAKEDA PHARMACEUTICAL4 citations74
US7538133B2May 26, 2009
Benzimidazole derivatives, their production and use
TAKEDA PHARMACEUTICAL2 citations63
Showing the top 50 of 66 patents by PatentIndex Score.