Yoshiaki Matsumoto

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
DVD recording device and recording method
- Patent number 6,504,993
- Issue date Jan 7, 2003
- Nippon Columbia Co., Ltd.
- Yoshiaki Matsumoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Reproducing Apparatus
- Publication number 20080219645
- Publication date Sep 11, 2008
- D&H Holdings Inc.
- Yoshiaki Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE