Koichi Ozawa

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical compensation film
- Patent number 9,632,213
- Issue date Apr 25, 2017
- DENKA COMPANY LIMITED
- Tetsuo Noguchi
- G02 - OPTICS
Information Patent Grant
Maleimide copolymer, process for the production thereof, and heat r...
- Patent number 8,742,046
- Issue date Jun 3, 2014
- Denki Kagaku Kogyo Kabushiki Kaisha
- Tetsuo Noguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
COPOLYMER FOR OPTICAL COMPENSATION FILM
- Publication number 20150205012
- Publication date Jul 23, 2015
- DENKI KAGAKU KOGYO KABUSHIKI KAISHA
- Tetsuo Noguchi
- G02 - OPTICS
Information Patent Application
MALEIMIDE COPOLYMER, PROCESS FOR THE PRODUCTION THEREOF, AND HEAT R...
- Publication number 20110319567
- Publication date Dec 29, 2011
- Tetsuo Noguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...