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Kensuke Sakurai
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Nara, JP
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last 30 patents
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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
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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
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Patent Grant
Triterpene derivatives
Patent number
5,248,807
Issue date
Sep 28, 1993
Shionogi & Co., Ltd.
Masafumi Fujimoto
C07 - ORGANIC CHEMISTRY