Naoto Obara

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Mie, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical compensation film and retardation film
- Patent number 8,545,970
- Issue date Oct 1, 2013
- Tosoh Corporation
- Toru Doi
- B32 - LAYERED PRODUCTS
Information Patent Grant
Wide-viewing angle compensation film and transmission type liquid-c...
- Patent number 7,476,425
- Issue date Jan 13, 2009
- Tosoh Corporation
- Naoto Obara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COMPENSATION FILM AND RETARDATION FILM
- Publication number 20080068545
- Publication date Mar 20, 2008
- TOSOH CORPORATION
- Toru Doi
- G02 - OPTICS
Information Patent Application
WIDE-VIEWING ANGLE COMPENSATION FILM AND TRANSMISSION TYPE LIQUID-C...
- Publication number 20060216436
- Publication date Sep 28, 2006
- TOSOH CORPORATION
- Naoto OBARA
- G02 - OPTICS