Masakatsu Moriyama

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Floating type magnetic head assembly
- Patent number 4,998,174
- Issue date Mar 5, 1991
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with stored positioning data related to disk expansion
- Patent number 4,731,680
- Issue date Mar 15, 1988
- Victor Company of Japan, Ltd.
- Masakatsu Moriyama
- G11 - INFORMATION STORAGE