Keisuke Ogi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Digital magnetic recording/reproducing apparatus and cassette digit...
- Patent number 5,758,013
- Issue date May 26, 1998
- Kabushiki Kaisha Toshiba
- Shigeo Kizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Solid-state device having a plurality of optical functions
- Patent number 4,534,622
- Issue date Aug 13, 1985
- Tokyo Shibaura Denki Kabushiki Kaisha
- Nozomu Harada
- G02 - OPTICS
Information Patent Grant
Phase-locked circuit
- Patent number 4,291,332
- Issue date Sep 22, 1981
- Tokyo Shibaura Denki Kabushiki Kaisha
- Masaaki Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal transmission system with an error control technique
- Patent number 4,149,142
- Issue date Apr 10, 1979
- Tokyo Shibaura Electric Co., Ltd.
- Satoshi Kageyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE