Hiroshi Kiyokawa

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing aminophenol compounds
- Patent number 7,750,156
- Issue date Jul 6, 2010
- Otsuka Pharmaceutical Co., Ltd.
- Hiroshi Kiyokawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed pyrazole derivatives, and androgen inhibitor
- Patent number 5,516,777
- Issue date May 14, 1996
- Otsuka Pharmaceutical Co., Ltd.
- Hiroshi Kiyokawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrimidine derivatives, method of manufacturing the same, and andro...
- Patent number 5,420,128
- Issue date May 30, 1995
- Otsuka Pharmaceutical Co., Ltd.
- Hiroshi Kiyokawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed pyrazole derivatives, method of manufacturing the same, a...
- Patent number 5,409,928
- Issue date Apr 25, 1995
- Otsuka Pharmaceutical Co., Ltd.
- Hiroshi Kiyokawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazolotriazine compounds
- Patent number 4,824,834
- Issue date Apr 25, 1989
- Otsuka Pharmaceutical Company, Limited
- Setsuro Fujii
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method of Producing Aminophenol Compounds
- Publication number 20070219374
- Publication date Sep 20, 2007
- Hiroshi Kiyokawa
- C07 - ORGANIC CHEMISTRY