Koichi Takagi

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Omiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Proteinaceous substance showing antitumorous action and its prepari...
- Patent number 4,777,241
- Issue date Oct 11, 1988
- Kyorin Pharmaceutical Co., Ltd.
- Tsutomu Irikura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Class of spiro-linked pyrrolidine-2,5-diones
- Patent number 4,593,092
- Issue date Jun 3, 1986
- Kyorin Pharmaceutical Co., Ltd.
- Tsutomu Irikura
- C07 - ORGANIC CHEMISTRY