Tsutomu Yamafuji

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of aminoglycoside antibiotics
- Patent number 4,279,997
- Issue date Jul 21, 1981
- Yamanouchi Pharmaceutical Co., Ltd.
- Yoshihiko Oka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aminoglycoside antibiotics and process for production thereof
- Patent number 4,209,511
- Issue date Jun 24, 1980
- Yamanouchi Pharmaceutical Co., Ltd.
- Yoshihiko Oka
- C07 - ORGANIC CHEMISTRY