Haruaki Wada

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light-emitting diode illumination circuit, illumination device, and...
- Patent number 7,884,553
- Issue date Feb 8, 2011
- Sony Corporation
- Haruaki Wada
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Backlight apparatus, liquid crystal display
- Patent number 7,604,362
- Issue date Oct 20, 2009
- Sony Corporation
- Masato Hatanaka
- G02 - OPTICS
Information Patent Grant
LCD with multi-color optical unit and cross dichroic device
- Patent number 7,413,331
- Issue date Aug 19, 2008
- Sony Corporation
- Masato Hatanaka
- G02 - OPTICS
Information Patent Grant
Electron beam indicator tube with accelerating electrode
- Patent number 4,857,800
- Issue date Aug 15, 1989
- Sony Corporation
- Akio Ohkoshi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Backlight apparatus, liquid crystal display
- Publication number 20080198570
- Publication date Aug 21, 2008
- Sony Corporation
- Masato Hatanaka
- G02 - OPTICS
Information Patent Application
LIGHT-EMITTING DIODE ILLUMINATION CIRCUIT, ILLUMINATION DEVICE, AND...
- Publication number 20080106205
- Publication date May 8, 2008
- SONY CORPORATION
- Haruaki Wada
- G02 - OPTICS
Information Patent Application
Backlight device and liquid crystal display
- Publication number 20070064445
- Publication date Mar 22, 2007
- Masato Hatanaka
- G02 - OPTICS