Katsuhiro Onuki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Scrambler system
- Patent number 4,790,009
- Issue date Dec 6, 1988
- Victor Company of Japan, Ltd.
- Yukinobu Ishigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker diaphragm made of a molded, sintered ceramic body
- Patent number 4,550,797
- Issue date Nov 5, 1985
- Victor Company of Japan
- Kiyoaki Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE