Takamitsu Touno

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup unit and optical disc apparatus
- Patent number 8,050,152
- Issue date Nov 1, 2011
- Sanyo Electric Co., LTD
- Akira Iijima
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup unit and optical disc apparatus
- Patent number 7,746,733
- Issue date Jun 29, 2010
- Sanyo Electric Co., LTD
- Akira Iijima
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL PICKUP UNIT AND OPTICAL DISC APPARATUS
- Publication number 20100246370
- Publication date Sep 30, 2010
- Sanyo Electric Co., Ltd.
- Akira Iijima
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP UNIT AND OPTICAL DISC APPARATUS
- Publication number 20070253296
- Publication date Nov 1, 2007
- Sanyo Electric Co.
- Akira Iijima
- G11 - INFORMATION STORAGE