Hideyuki Takenaga

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Urawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thiophene derivative and process for preparing the same
- Patent number 4,946,862
- Issue date Aug 7, 1990
- Tanabe Seiyaku Co., Ltd.
- Kimiaki Hayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiophene derivative and process for preparing the same
- Patent number 4,857,543
- Issue date Aug 15, 1989
- Tanabe Seiyaku Co., Ltd.
- Kimiaki Hayashi
- C07 - ORGANIC CHEMISTRY