Ryohheita HATTORI

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for writing servo patterns and disk drive including a contro...
- Patent number 8,085,489
- Issue date Dec 27, 2011
- Hitachi Global Storage Technologies, Netherlands B.V.
- Ryohheita Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for writing servo data to a disk and disk drive configured t...
- Patent number 8,023,220
- Issue date Sep 20, 2011
- Hitachi Global Storage Technologies, Netherlands B.V.
- Masaki Yoshioka
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR WRITING SERVO DATA TO A DISK AND DISK DRIVE CONFIGURED T...
- Publication number 20110080672
- Publication date Apr 7, 2011
- Masaki Yoshioka
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR WRITING SERVO PATTERNS AND DISK DRIVE INCLUDING A CONTRO...
- Publication number 20100033868
- Publication date Feb 11, 2010
- Ryohheita HATTORI
- G11 - INFORMATION STORAGE