Keita Nakamatsu

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information processing apparatus and method, and recording medium
- Patent number 7,221,850
- Issue date May 22, 2007
- Sony Corporation
- Keita Nakamatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-tape recording apparatus and method, magnetic-tape reprodu...
- Patent number 7,200,324
- Issue date Apr 3, 2007
- Sony Corporation
- Hidehiko Teshirogi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Information processing apparatus and method, and recording medium
- Publication number 20020018645
- Publication date Feb 14, 2002
- Keita Nakamatsu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic-tape recording apparatus and method, magnetic-tape reprodu...
- Publication number 20010043785
- Publication date Nov 22, 2001
- Hidehiko Teshirogi
- G11 - INFORMATION STORAGE
Information Patent Application
Information processing apparatus, information processing method, an...
- Publication number 20010040901
- Publication date Nov 15, 2001
- Yasutaka Kotani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE