Tadahiko Tsushima

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optically active cyclic amine and the process of optical resolution...
- Patent number 5,250,705
- Issue date Oct 5, 1993
- Shionogi & Co., Ltd.
- Tetsuo Okada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
S-difluoromethylhomocysteines, preparation process, and selective i...
- Patent number 5,166,425
- Issue date Nov 24, 1992
- Shionogi & Co., Ltd.
- Tadahiko Tsushima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-oxa and thiabicyclo [3.1.0.] compounds
- Patent number 5,043,456
- Issue date Aug 27, 1991
- Shionogi & Co., Ltd.
- Mitsuaki Ohtani
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-oxabicyclo[2.2.1] heptane sulfonamide derivatives
- Patent number 4,960,909
- Issue date Oct 2, 1990
- Shionogi & Co., Ltd.
- Masayuki Narisada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bicyclic sulfonamide derivatives
- Patent number 4,861,913
- Issue date Aug 29, 1989
- Shionogi & Co., Ltd.
- Masayuki Narisada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Substituted-3-fluoropyruvic acids and their esters and salts, and...
- Patent number 4,390,702
- Issue date Jun 28, 1983
- Daikan Kogyo Co., Ltd.
- Susumu Misaki
- C07 - ORGANIC CHEMISTRY