Takamitsu OKUMURA

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light guide plate, light guide plate assembly, and planar lighting...
- Patent number 8,210,732
- Issue date Jul 3, 2012
- FUJIFILM Corporation
- Takamitsu Okumura
- G02 - OPTICS
Information Patent Grant
Light guide plate, light guide plate unit, and planar lighting device
- Patent number 7,866,872
- Issue date Jan 11, 2011
- FUJIFILM Corporation
- Takamitsu Okumura
- G02 - OPTICS
Information Patent Grant
Diffusion material, diffusion material evaluating method, blending...
- Patent number 7,742,155
- Issue date Jun 22, 2010
- FUJIFILM Corporation
- Takamitsu Okumura
- G01 - MEASURING TESTING
Information Patent Grant
Liquid crystal display device
- Patent number 7,738,054
- Issue date Jun 15, 2010
- FUJIFILM Corporation
- Takamitsu Okumura
- G02 - OPTICS
Information Patent Grant
Planar lighting device
- Patent number 7,645,048
- Issue date Jan 12, 2010
- FUJIFILM Corporation
- Osamu Iwasaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT GUIDE PLATE, LIGHT GUIDE PLATE ASSEMBLY, AND PLANAR LIGHTING...
- Publication number 20090316072
- Publication date Dec 24, 2009
- FUJIFILM Corporation
- Takamitsu Okumura
- G02 - OPTICS
Information Patent Application
DIFFUSION MATERIAL, DIFFUSION MATERIAL EVALUATING METHOD, BLENDING...
- Publication number 20090115998
- Publication date May 7, 2009
- FUJIFILM CORPORATION
- Takamitsu OKUMURA
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE, LIGHT GUIDE PLATE UNIT, AND PLANAR LIGHTING DEVICE
- Publication number 20090086506
- Publication date Apr 2, 2009
- FUJIFILM CORPORATION
- Takamitsu OKUMURA
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20080198300
- Publication date Aug 21, 2008
- FUJIFILM CORPORATION
- Takamitsu Okumura
- G02 - OPTICS
Information Patent Application
Light Guide Plate, and Planar Lighting Device and Liquid Crystal Di...
- Publication number 20080137004
- Publication date Jun 12, 2008
- FUJIFILM Corporation
- Osamu Iwasaki
- G02 - OPTICS
Information Patent Application
PLANAR LIGHTING DEVICE
- Publication number 20080112153
- Publication date May 15, 2008
- FUJIFILM CORPORATION
- Osamu IWASAKI
- G02 - OPTICS