Fumihiko Iino

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Toyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pyridone carboxylic acid derivatives and salts thereof, process for...
- Patent number 4,990,508
- Issue date Feb 5, 1991
- Toyama Chemical Co., Ltd.
- Hirokazu Narita
- C07 - ORGANIC CHEMISTRY