Hidetoshi Kawashima

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Novel vitamin E derivatives and process for the production thereof
- Patent number 5,102,895
- Issue date Apr 7, 1992
- Eisai Co., Ltd.
- Noriyasu Hirose
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Guanidinobenzoic ester derivative
- Patent number 5,075,335
- Issue date Dec 24, 1991
- Eisai Co., Ltd.
- Shigeru Souda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Guanidinobenzoic ester derivative
- Patent number 4,948,808
- Issue date Aug 14, 1990
- Eisai Co., Ltd.
- Shigeru Souda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Guanidinobenzoic ester derivative
- Patent number 4,801,603
- Issue date Jan 31, 1989
- Eisai Co., Ltd.
- Shigeru Souda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboximide derivative and medicines containing same
- Patent number 4,567,180
- Issue date Jan 28, 1986
- Eisai Co., Ltd.
- Noriyasu Hirose
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperazine substituted carboxamide derivatives, compositions and me...
- Patent number 4,479,954
- Issue date Oct 30, 1984
- Eisai Co., Ltd.
- Noriyasu Hirose
- C07 - ORGANIC CHEMISTRY