Toshihiko Tsunokawa

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for setting zone format of a disk for storing data and disk...
- Patent number 8,098,448
- Issue date Jan 17, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Yoshihiko Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device and data rewrite method thereof
- Patent number 8,068,299
- Issue date Nov 29, 2011
- Hitachi Global Storage Technologies, Netherlands B.V.
- Toshihiko Tsunokawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Control method and apparatus for reducing the effects of hard disk...
- Patent number 7,019,921
- Issue date Mar 28, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Naoyuki Kagami
- G11 - INFORMATION STORAGE
Information Patent Grant
Control method and apparatus for reducing the effects of hard disk...
- Patent number 6,707,634
- Issue date Mar 16, 2004
- Hitachi Global Storage Technologies Netherlands B.V.
- Naoyuki Kagami
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR SETTING ZONE FORMAT OF A DISK FOR STORING DATA AND DISK...
- Publication number 20110085259
- Publication date Apr 14, 2011
- Yoshihiko MAEDA
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive device and data rewrite method thereof
- Publication number 20080239901
- Publication date Oct 2, 2008
- Toshihiko Tsunokawa
- G11 - INFORMATION STORAGE
Information Patent Application
Control method and apparatus for reducing the effects of hard disk...
- Publication number 20040179288
- Publication date Sep 16, 2004
- International Business Machines Corporation
- Naoyuki Kagami
- G11 - INFORMATION STORAGE
Information Patent Application
Control method and apparatus for reducing the effects of hard disk...
- Publication number 20020067562
- Publication date Jun 6, 2002
- Naoyuki Kagami
- G11 - INFORMATION STORAGE