Shinji Ohtaki

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording production processes
- Patent number 4,675,075
- Issue date Jun 23, 1987
- Fujitsu Limited
- Yusaku Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and production processes thereof
- Patent number 4,664,963
- Issue date May 12, 1987
- Fujitsu Limited
- Yusaku Sakai
- G11 - INFORMATION STORAGE