Hajime Ishizuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium and data recording device
- Patent number 7,764,300
- Issue date Jul 27, 2010
- Pioneer Corporation
- Ryuichiro Yoshimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Data processing apparatus, data processing method, information stor...
- Patent number 6,999,090
- Issue date Feb 14, 2006
- Sony Corporation
- Satoshi Obata
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical recording medium and data recording device
- Publication number 20070002721
- Publication date Jan 4, 2007
- Ryuchiro Yoshimura
- G11 - INFORMATION STORAGE
Information Patent Application
Data processing apparatus, data processing method, information stor...
- Publication number 20050044501
- Publication date Feb 24, 2005
- SONY CORPORATION
- Satoshi Obata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE