P

Inventor

NAKAGAWA KAZUYUKI

JP102 patents
⚠️ This page may combine multiple inventors who share the name “NAKAGAWA KAZUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OTSUKA PHARMA CO LTD

41 patents
US4734416AMar 29, 1988

Pharmaceutically useful carbostyril derivatives

OTSUKA PHARMA CO LTD182 citations96
US4594347AJun 10, 1986

Pyrrolo [3,2,1-ij]-quinoline carboxylic acid compound

OTSUKA PHARMA CO LTD61 citations96
US4277479AJul 7, 1981

Tetrazolylalkoxycarbostyril derivatives and pharmaceutical compositions containing them

OTSUKA PHARMA CO LTD101 citations96
US4455422AJun 19, 1984

Carbostyril derivatives and pharmaceutical composition containing the same

OTSUKA PHARMA CO LTD82 citations95
US4026897AMay 31, 1977

5-[1-Hydroxy-2-(substituted-amino)]alkyl-8-hydroxycarbostyril derivatives

OTSUKA PHARMA CO LTD69 citations95
US4022776AMay 10, 1977

5-[1-Hydroxy-2-(substituted-amino)]ethyl-8-hydroxycarbostyril derivatives

OTSUKA PHARMA CO LTD67 citations95
US4578381AMar 25, 1986

Carbostyril derivatives

OTSUKA PHARMA CO LTD48 citations94
US4399134AAug 16, 1983

Pyrroloquinoline and benzoquinolizine compounds and antimicrobial compositions

OTSUKA PHARMA CO LTD53 citations93
US5242919ASep 7, 1993

2,3-dihydro-1H-indene derivatives

OTSUKA PHARMA CO LTD21 citations92
US4760064AJul 26, 1988

Carbostyril compounds, compositions containing same and processes for preparing same

OTSUKA PHARMA CO LTD46 citations92
US4564619AJan 14, 1986

Carbostyril derivative

OTSUKA PHARMA CO LTD26 citations92
US4454130AJun 12, 1984

Morpholino and oxazoline substituted carbostyril derivatives, process for producing the same and cardiotonic compositions containing the same

OTSUKA PHARMA CO LTD28 citations92
US4416884ANov 22, 1983

Piperazinylbenzoheterocyclic compounds

OTSUKA PHARMA CO LTD41 citations92
US4372953AFeb 8, 1983

Tetrazole derivatives, and anti-ulcer composition containing the same

OTSUKA PHARMA CO LTD30 citations92
US4552879ANov 12, 1985

Benzoheterocyclic compounds and pharmaceutical composition thereof

OTSUKA PHARMA CO LTD35 citations90
US4415572ANov 15, 1983

Piperazinylcarbostyril compounds

OTSUKA PHARMA CO LTD44 citations90
US4544747AOct 1, 1985

Quinoline carboxylic acid derivatives

OTSUKA PHARMA CO LTD27 citations89
US4223137ASep 16, 1980

Carbostyril derivatives and process for preparing the same

OTSUKA PHARMA CO LTD32 citations89
US4792628ADec 20, 1988

Indane derivatives and salts thereof

OTSUKA PHARMA CO LTD24 citations82
US4788130ANov 29, 1988

1-amino-2,3-dihydro-1H-indene compounds

OTSUKA PHARMA CO LTD24 citations82
US4298739ANov 3, 1981

Novel carbostyril derivatives

OTSUKA PHARMA CO LTD20 citations82
US4210753AJul 1, 1980

Carbostyril compounds

OTSUKA PHARMA CO LTD25 citations82
US5034395AJul 23, 1991

Novel dihydropyridine derivatives

OTSUKA PHARMA CO LTD20 citations81
US4619932AOct 28, 1986

Novel carbostyril derivatives, process for producing thereof and pharmaceutical composition containing the same

OTSUKA PHARMA CO LTD14 citations81
US4567187AJan 28, 1986

Carbostyril derivatives and antihistaminic agents containing the carbostyril derivatives

OTSUKA PHARMA CO LTD17 citations81
US4482560ANov 13, 1984

Carbostyril derivatives, and antihistaminic agents containing the same

OTSUKA PHARMA CO LTD20 citations81
US4468402AAug 28, 1984

Carbostyril derivatives, process for producing the same and cardiotonic compositions containing the same

OTSUKA PHARMA CO LTD15 citations81
US4145542AMar 20, 1979

5- 1-Hydroxy-2-(heterocyclic-amino)!alkyl-8-hydroxy-3,4-dihydrocarbostyril derivatives

OTSUKA PHARMA CO LTD25 citations81
US3994901ANov 30, 1976

5-[1-Hydroxy-2-(substituted-amino)]alkyl-8-hydroxy-3,4-dihydrocarbostyril derivatives

OTSUKA PHARMA CO LTD19 citations81
US3975391AAug 17, 1976

5-[1-Hydroxy-2-(substituted-amino)]ethyl-8-hydroxy-3,4-dihydrocarbostyril derivatives

OTSUKA PHARMA CO LTD27 citations81
US4022784AMay 10, 1977

5-[1-Hydroxy-2-(substituted-amino)]alkyl-8-substituted-carbostyril and -3,4-dihydrocarbostyril derivatives

OTSUKA PHARMA CO LTD24 citations78
US4880815ANov 14, 1989

Imidazopyridyl-alkylthio-pyridines and anti-peptic ulcer compositions containing the same

OTSUKA PHARMA CO LTD7 citations74
US4755513AJul 5, 1988

Antimicrobial 1-substituted phenyl-4-oxoquinoline-3-carboxylic acid compounds

OTSUKA PHARMA CO LTD6 citations74
US4738970AApr 19, 1988

Benzimidazolyl-thio-tetrahydroquinolines and anti-peptic ulcer compositions containing the same

OTSUKA PHARMA CO LTD7 citations74
US4684648AAug 4, 1987

Antimicrobial 1-substituted phenyl-4-oxoquinoline-3-carboxylic acid compounds and compositions thereof

OTSUKA PHARMA CO LTD6 citations74
US4540703ASep 10, 1985

Tetrazole derivatives, anti-ulcer composition containing the same and method for treating ulcers

OTSUKA PHARMA CO LTD17 citations74
US4435404AMar 6, 1984

Carbostyril derivatives

OTSUKA PHARMA CO LTD12 citations74
US4302588ANov 24, 1981

Carbostyril compounds

OTSUKA PHARMA CO LTD9 citations74
US4289883ASep 15, 1981

Carbostyril compounds

OTSUKA PHARMA CO LTD9 citations74
US4147869AApr 3, 1979

3,4-Dihydrocarbostyril derivatives and process for preparing the same

OTSUKA PHARMA CO LTD12 citations74
US4072683AFeb 7, 1978

3,4-Dihydrocarbostyril derivatives

OTSUKA PHARMA CO LTD9 citations74

RENESAS ELECTRONICS CORP

4 patents

CANON KK

3 patents

MITSUBISHI ELECTRIC CORP

1 patent

RENESAS TECH CORP

1 patent

Showing the top 50 of 102 patents by PatentIndex Score.