Hiroshi Matsuzawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Data recording device, data recording method, data editing device,...
- Patent number 7,421,189
- Issue date Sep 2, 2008
- Sony Corporation
- Kazuo Ido
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording apparatus and data recording method, and data editin...
- Patent number 6,782,188
- Issue date Aug 24, 2004
- Sony Corporation
- Kazuo Ido
- G11 - INFORMATION STORAGE
Information Patent Grant
Video equalizing circuit
- Patent number 5,276,517
- Issue date Jan 4, 1994
- Sony Corporation
- Hiroshi Matsuzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
AGC circuit with constant envelope circuit for reproduced RF signal...
- Patent number 5,255,126
- Issue date Oct 19, 1993
- Sony Corporation
- Hiroshi Matsuzawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Data recording device, data recording method, data editing device,...
- Publication number 20040264923
- Publication date Dec 30, 2004
- Sony Corporation
- Kazuo Ido
- H04 - ELECTRIC COMMUNICATION TECHNIQUE