Masaharu Tsunekawa

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-head transducer assembly for helical scan video tape recorders
- Patent number 4,652,955
- Issue date Mar 24, 1987
- Victor Company of Japan, Ltd.
- Kazuhiro Niwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiple-channel rotary transformer circuit in a magnetic recording...
- Patent number 4,364,098
- Issue date Dec 14, 1982
- Victor Company of Japan, Ltd.
- Akira Hirota
- G11 - INFORMATION STORAGE