Kenichi Otsuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power semiconductor device
- Patent number 8,513,735
- Issue date Aug 20, 2013
- Mitsubishi Electric Corporation
- Shuhei Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 8,222,649
- Issue date Jul 17, 2012
- Mitsubishi Electric Corporation
- Naruhisa Miura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor devices and methods of making the devices
- Patent number 6,861,294
- Issue date Mar 1, 2005
- Renesas Technology Corp.
- Shigeharu Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor device a ball grid array pa...
- Patent number 6,686,226
- Issue date Feb 3, 2004
- Hitachi, Ltd.
- Shigeharu Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor device having a ball grid a...
- Patent number 6,114,192
- Issue date Sep 5, 2000
- Hitachi, Ltd.
- Shigeharu Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a ball grid array package structure usi...
- Patent number 5,914,531
- Issue date Jun 22, 1999
- Hitachi, Ltd.
- Shigeharu Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
POWER SEMICONDUCTOR DEVICE
- Publication number 20110210392
- Publication date Sep 1, 2011
- Mitsubishi Electric Corporation
- Shuhei Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20100219417
- Publication date Sep 2, 2010
- Mitsubishi Electric Corporation
- Naruhisa Miura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor devices and methods of making the devices
- Publication number 20040063272
- Publication date Apr 1, 2004
- Hitachi, Ltd.
- Shigeharu Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS