Ryoichi OTSUKA

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing 2,5-dihydroxyterephthalic acid
- Patent number 8,680,325
- Issue date Mar 25, 2014
- Ueno Fine Chemicals Industry, Ltd.
- Yusuke Kita
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING 2,5-DIHYDROXYTEREPHTHALIC ACID
- Publication number 20120310008
- Publication date Dec 6, 2012
- UENO FINE CHEMICALS INDUSTRY, LTD.
- Yusuke KITA
- C07 - ORGANIC CHEMISTRY