Kenichirou Kawabuchi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup apparatus
- Patent number 8,179,770
- Issue date May 15, 2012
- Sanyo Electric Co., LTD
- Tohru Hotta
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 7,956,312
- Issue date Jun 7, 2011
- Sanyo Electric Co., LTD
- Kiyoshi Hibino
- G11 - INFORMATION STORAGE
Information Patent Grant
Photodetector including enhanced light receiving portion
- Patent number 7,820,959
- Issue date Oct 26, 2010
- Sanyo Electric Co., LTD
- Ryoichi Kawasaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20090073857
- Publication date Mar 19, 2009
- Sanyo Electric Co.
- Tohru Hotta
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Disc Device
- Publication number 20080095018
- Publication date Apr 24, 2008
- Sanyo Electric Co., Ltd.
- Kiyoshi Hibino
- G11 - INFORMATION STORAGE
Information Patent Application
Photodetector
- Publication number 20080054157
- Publication date Mar 6, 2008
- Sanyo Electric Co., Ltd.
- Ryoichi Kawasaki
- H01 - BASIC ELECTRIC ELEMENTS