Koji Yamana

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Setagaya Ward, JP

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Patents Grantslast 30 patents

Information Patent Grant
Track jump control means for a disk apparatus
- Patent number 5,481,517
- Issue date Jan 2, 1996
- Mitsubishi Electric Corporation
- Kyosuke Yoshimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk storage which provides pull-in of focus servo and pull...
- Patent number 5,438,557
- Issue date Aug 1, 1995
- Mitsubishi Electric Corporation
- Osamu Ito
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for rewriting defect management areas on optical disk accord...
- Patent number 5,319,626
- Issue date Jun 7, 1994
- Mitsubishi Electric Corporation
- Minoru Ozaki
- G11 - INFORMATION STORAGE