Takahiro Sunada

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disk recording apparatus and disk recording method
- Patent number 7,376,057
- Issue date May 20, 2008
- Hitachi, Ltd.
- Hiroshi Hirayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk recording apparatus and disk recording method
- Patent number 7,215,612
- Issue date May 8, 2007
- Hitachi, Ltd.
- Hiroshi Hirayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing apparatus for reducing averag...
- Patent number 5,420,844
- Issue date May 30, 1995
- Hitachi, Ltd.
- Naoto Kawakubo
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disk recording apparatus and disk recording method
- Publication number 20070121459
- Publication date May 31, 2007
- Hitachi, Ltd
- Hiroshi Hirayama
- G11 - INFORMATION STORAGE
Information Patent Application
Disk recording apparatus and disk recording method
- Publication number 20050025006
- Publication date Feb 3, 2005
- Hitachi, Ltd
- Hiroshi Hirayama
- G11 - INFORMATION STORAGE