Yoshimoto Ohmura

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Mitaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for recording and reproducing a digital signal...
- Patent number 4,739,420
- Issue date Apr 19, 1988
- Sony Corporation
- Kentaro Odaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Record player
- Patent number 4,214,756
- Issue date Jul 29, 1980
- Sony Corporation
- Yoshimoto Ohmura
- G11 - INFORMATION STORAGE