Tomoyuki Kawai

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cycloheptimidazole derivatives, method of manufacturing the same an...
- Patent number 5,409,947
- Issue date Apr 25, 1995
- Kotobuki Seiyaku Co., Ltd.
- Tsuyoshi Tomiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic guanidine derivatives, anti-ulceratives and method of manufa...
- Patent number 5,240,944
- Issue date Aug 31, 1993
- Kotobuki Seiyaku Co. Ltd.
- Tsuyoshi Tomiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic guanidine derivatives, anti-ulceratives and methods of manuf...
- Patent number 5,008,282
- Issue date Apr 16, 1991
- Kotobuki Seiyaku Co. Ltd.
- Tsuyoshi Tomiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinazoline derivative and anti-hypertensive agents
- Patent number 4,749,705
- Issue date Jun 7, 1988
- Kotobuki Seiyaku Co., Ltd.
- Tsuyoshi Tomiyama
- C07 - ORGANIC CHEMISTRY