Hisashi Tamaoka

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Tokushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Biguanide derivatives, manufacturing method thereof, and disinfecta...
- Patent number 5,376,686
- Issue date Dec 27, 1994
- Otsuka Pharmaceutical Co., Ltd.
- Hiroshi Ishikawa
- C07 - ORGANIC CHEMISTRY