Chikayuki Chiba

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing bischloroformate compound, polycarbonate oligo...
- Patent number 8,470,957
- Issue date Jun 25, 2013
- Idemitsu Kosan Co., Ltd.
- Takaaki Hikosaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing bischloroformate compound, polycarbonate oligo...
- Patent number 8,344,092
- Issue date Jan 1, 2013
- Idemitsu Kosan Co., Ltd.
- Takaaki Hikosaka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING BISCHLOROFORMATE COMPOUND, POLYCARBONATE OLIGO...
- Publication number 20130066037
- Publication date Mar 14, 2013
- Takaaki HIKOSAKA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING BISCHLOROFORMATE COMPOUND, POLYCARBONATE OLIGO...
- Publication number 20120101292
- Publication date Apr 26, 2012
- Idemitsu Kosan Co. Ltd
- Takaaki Hikosaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...