Shunichi Shichijo

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information signal recording disc comprising a connected region for...
- Patent number 4,707,733
- Issue date Nov 17, 1987
- Victor Company of Japan, Ltd.
- Tatsuya Shinyagaito
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Information signal recording disc recorded with an end signal for s...
- Patent number 4,695,904
- Issue date Sep 22, 1987
- Victor Company of Japan, Ltd.
- Tatsuya Shinyagaito
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Rotary recording medium having track turns recorded with digital si...
- Patent number 4,660,099
- Issue date Apr 21, 1987
- Victor Company of Japan, Ltd.
- Hiroyuki Sugiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal recording system for recording signals on a rotary recording...
- Patent number 4,656,528
- Issue date Apr 7, 1987
- Victor Company of Japan, Ltd.
- Shunichi Shichijo
- G11 - INFORMATION STORAGE
Information Patent Grant
Control program signal demodulating device
- Patent number 4,630,231
- Issue date Dec 16, 1986
- Victor Company of Japan, Ltd.
- Atsumi Hirata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Object tracking apparatus
- Publication number 20090175500
- Publication date Jul 9, 2009
- Victor Company of Japan, Limited
- Takafumi Kizuki
- G06 - COMPUTING CALCULATING COUNTING