Tohru Doi

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Patents Grantslast 30 patents

Information Patent Grant
Fumaric acid diester-cinnamic acid ester-based copolymer, productio...
- Patent number 9,512,284
- Issue date Dec 6, 2016
- Tosoh Corporation
- Takahiro Kitagawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Resin composition, optical compensation film using the same and pro...
- Patent number 9,370,901
- Issue date Jun 21, 2016
- Tosoh Corporation
- Tohru Doi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fumaric acid diester based resin for retardation film and retardati...
- Patent number 9,266,988
- Issue date Feb 23, 2016
- Tosoh Corporation
- Kenichi Makita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
FUMARIC ACID DIESTER-CINNAMIC ACID ESTER-BASED COPOLYMER, PRODUCTIO...
- Publication number 20150291751
- Publication date Oct 15, 2015
- TOSOH CORPORATION
- Takahiro Kitagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RESIN COMPOSITION, OPTICAL COMPENSATION FILM USING THE SAME AND PRO...
- Publication number 20140153096
- Publication date Jun 5, 2014
- TOSOH CORPORATION
- Tohru Doi
- G02 - OPTICS
Information Patent Application
FUMARIC ACID DIESTER BASED RESIN FOR RETARDATION FILM AND RETARDATI...
- Publication number 20130102751
- Publication date Apr 25, 2013
- TOSOH CORPORATION
- Kenichi Makita
- G02 - OPTICS