Keiichi Tsukashima

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Patents Grantslast 30 patents

Information Patent Grant
Method for the synthesis of .alpha. .beta.-unsaturated ketones
- Patent number 5,484,949
- Issue date Jan 16, 1996
- Nippon Soda Co., Ltd.
- Keiichi Tsukashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the preparation of .alpha., .beta.-unsaturated ketones
- Patent number 5,214,151
- Issue date May 25, 1993
- Nippon Soda Co., Ltd.
- Masashi Nakajima
- C07 - ORGANIC CHEMISTRY