Shunji Tokumitsu

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Turntable and optical disk using the turntable
- Patent number 7,191,458
- Issue date Mar 13, 2007
- Sony Corporation
- Shunji Tokumitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Turn table and optical disk using the turn table
- Patent number 6,829,777
- Issue date Dec 7, 2004
- Sony Corporation
- Shunji Tokumitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Record changer
- Patent number 4,412,321
- Issue date Oct 25, 1983
- Sony Corporation
- Shunji Tokumitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Phonograph record player
- Patent number 4,113,264
- Issue date Sep 12, 1978
- Sony Corporation
- Toru Sato
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Turn table and optical disk using the turn table
- Publication number 20050028182
- Publication date Feb 3, 2005
- Shunji Tokumitsu
- G11 - INFORMATION STORAGE
Information Patent Application
Turn table and optical disk using the turn table
- Publication number 20030076774
- Publication date Apr 24, 2003
- Shunji Tokumitsu
- G11 - INFORMATION STORAGE