Katsuyoshi MATSUMOTO

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device including heat dissipating structure
- Patent number 9,219,021
- Issue date Dec 22, 2015
- Panasonic Corporation
- Koichi Seko
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical device
- Patent number 8,120,128
- Issue date Feb 21, 2012
- Panasonic Corporation
- Katsuyoshi Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE INCLUDING HEAT DISSIPATING STRUCTURE
- Publication number 20150084180
- Publication date Mar 26, 2015
- PANASONIC CORPORATION
- Koichi SEKO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL DEVICE AND MANUFACTURING METHOD THEREOF AND SEMICONDUCTOR D...
- Publication number 20090096048
- Publication date Apr 16, 2009
- Katsuyoshi MATSUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20080272473
- Publication date Nov 6, 2008
- Matsushita Electric Industrial Co., Ltd.
- Katsuyoshi Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS