Tetsuyoshi Hayashi

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Triterpene derivatives and endothelin-receptor antagonists containi...
- Patent number 5,587,505
- Issue date Dec 24, 1996
- Shionogi & Co., Ltd.
- Toshiro Konoike
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triterpene derivatives and endothelin-receptor antagonists containi...
- Patent number 5,463,107
- Issue date Oct 31, 1995
- Shionogi & Co., Ltd.
- Toshiro Konoike
- C07 - ORGANIC CHEMISTRY