Hideo Onuki

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of recording and reproducing digital information and apparat...
- Patent number 4,783,776
- Issue date Nov 8, 1988
- Hitachi, Ltd.
- Masaji Ishigaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens driving device
- Patent number 4,752,117
- Issue date Jun 21, 1988
- Hitachi, Ltd.
- Atsushi Ichikawa
- G11 - INFORMATION STORAGE