Tomoaki Tojo

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup with reduced size
- Patent number 7,209,427
- Issue date Apr 24, 2007
- Matsushita Electric Industrial Co., Ltd.
- Kazuhiko Yamanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device fabrication method
- Patent number 7,045,446
- Issue date May 16, 2006
- Matsushita Electric Industrial Co., Ltd.
- Kazutoshi Onozawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Optical Head That Improves Read Signal Characteristics
- Publication number 20080304398
- Publication date Dec 11, 2008
- Kazutoshi Onozawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup with reduced size
- Publication number 20050047312
- Publication date Mar 3, 2005
- Kazuhiko Yamanaka
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor device fabrication method
- Publication number 20050003570
- Publication date Jan 6, 2005
- Kazutoshi Onozawa
- H01 - BASIC ELECTRIC ELEMENTS