Shinpei Kato

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying methacrylic acid and method for producing meth...
- Patent number 10,442,747
- Issue date Oct 15, 2019
- MITSUBISHI CHEMICAL CORPORATION
- Koji Kanaya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for purifying methacrylic acid
- Patent number 9,238,610
- Issue date Jan 19, 2016
- Mitsubishi Rayon Co., Ltd.
- Tomomichi Hino
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PURIFYING METHACRYLIC ACID AND METHOD FOR PRODUCING METH...
- Publication number 20190039987
- Publication date Feb 7, 2019
- MITSUBISHI CHEMICAL CORPORATION
- Koji Kanaya
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PURIFYING METHACRYLIC ACID
- Publication number 20140364646
- Publication date Dec 11, 2014
- Tomomichi Hino
- C07 - ORGANIC CHEMISTRY