Sayuri Kohara

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reducing loss at intersection in optical waveguides
- Patent number 8,948,551
- Issue date Feb 3, 2015
- International Business Machines Corporation
- Jean Benoit Héroux
- G02 - OPTICS
Information Patent Grant
Prism sheet including reflective elements with different curvature...
- Patent number 7,661,863
- Issue date Feb 16, 2010
- International Business Machines Corporation
- Sayuri Kohara
- G02 - OPTICS
Information Patent Grant
Back-light unit having prism sheet including reflective elements wi...
- Patent number 7,661,864
- Issue date Feb 16, 2010
- International Business Machines Corporation
- Sayuri Kohara
- G02 - OPTICS
Information Patent Grant
Energy-efficient full-color liquid crystal display
- Patent number 6,295,106
- Issue date Sep 25, 2001
- International Business Machines Corporation
- Tadashi Fukuzawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
DESIGN FOR REDUCING LOSS AT INTERSECTION IN OPTICAL WAVEGUIDES
- Publication number 20130101256
- Publication date Apr 25, 2013
- International Business Machines Corporation
- Jean Benoit Héroux
- G02 - OPTICS
Information Patent Application
METHOD FOR DESIGNING LAYOUT OF OPTICAL WAVEGUIDES
- Publication number 20110153283
- Publication date Jun 23, 2011
- International Business Machines Corporation
- Sayuri Kohara
- G02 - OPTICS
Information Patent Application
PRISM SHEET, A BACK-LIGHT UNIT USING SAID PRISM SHEET, AND A TRANSM...
- Publication number 20080212338
- Publication date Sep 4, 2008
- SAYURI KOHARA
- G02 - OPTICS
Information Patent Application
Prism Sheet, a Back-Light Unit Using Said Prism Sheet, and a Transm...
- Publication number 20070222916
- Publication date Sep 27, 2007
- Sayuri Kohara
- G02 - OPTICS