Yasuhiko Sakamoto

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Habikino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production of imidazole derivatives and novel intermediates of the...
- Patent number 6,951,944
- Issue date Oct 4, 2005
- Azwell Inc.
- Yasuhiko Sakamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing piperazinesulfonamide derivatives and salts t...
- Patent number 6,172,228
- Issue date Jan 9, 2001
- Azwell Inc.
- Kenichi Kashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diazacycloalkanealkylsulfonamide derivatives
- Patent number 5,716,950
- Issue date Feb 10, 1998
- Nippon Shoji Kabushiki Kaisha
- Kenichi Kashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds, an...
- Patent number 4,874,773
- Issue date Oct 17, 1989
- Nippon Shoji Kabushiki Kaisha
- Masakatu Hisaki
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Production of imidazole derivatives and novel intermediates of the...
- Publication number 20050043277
- Publication date Feb 24, 2005
- Yasuhiko Sakamoto
- C07 - ORGANIC CHEMISTRY