Yuuki Nakagawa

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Toyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Benzoic acid derivatives and processes for the preparation thereof
- Patent number 6,756,497
- Issue date Jun 29, 2004
- Nippon Soda Co., Ltd.
- Yuuki Nakagawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of 4-substituted azetidinone derivative
- Patent number 5,792,861
- Issue date Aug 11, 1998
- Tanabe Seiyaku Co., Ltd.
- Tamio Hara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-substituted azetidinone derivatives
- Patent number 5,731,431
- Issue date Mar 24, 1998
- Nippon Soda Co., Ltd.
- Yuuki Nakagawa
- C07 - ORGANIC CHEMISTRY