Takehito Hirose

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light source circuit unit, illuminator, and display
- Patent number 9,412,919
- Issue date Aug 9, 2016
- Sony Corporation
- Koichi Yamamoto
- F21 - LIGHTING
Information Patent Grant
Light source circuit unit, illuminator, and display
- Patent number 9,059,382
- Issue date Jun 16, 2015
- Sony Corporation
- Koichi Yamamoto
- F21 - LIGHTING
Information Patent Grant
Light emitting device and manufacturing method thereof
- Patent number 8,975,648
- Issue date Mar 10, 2015
- Sony Corporation
- Yukitoyo Oshima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Light-source circuit unit, illumination device, and display device
- Patent number 8,829,776
- Issue date Sep 9, 2014
- Sony Corporation
- Koichi Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE CIRCUIT UNIT, ILLUMINATOR, AND DISPLAY
- Publication number 20160322545
- Publication date Nov 3, 2016
- SONY CORPORATION
- Koichi Yamamoto
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE CIRCUIT UNIT, ILLUMINATOR, AND DISPLAY
- Publication number 20150249194
- Publication date Sep 3, 2015
- SONY CORPORATION
- Koichi Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT SOURCE CIRCUIT UNIT, ILLUMINATOR, AND DISPLAY
- Publication number 20140104850
- Publication date Apr 17, 2014
- SONY CORPORATION
- Koichi Yamamoto
- G02 - OPTICS
Information Patent Application
LIGHT-SOURCE CIRCUIT UNIT, ILLUMINATION DEVICE, AND DISPLAY DEVICE
- Publication number 20120243261
- Publication date Sep 27, 2012
- SONY CORPORATION
- Koichi Yamamoto
- G02 - OPTICS
Information Patent Application
LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20110193118
- Publication date Aug 11, 2011
- Yukitoyo OSHIMA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL