Ryohheita Hattori

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic head that includes negative expansion material
- Patent number 7,692,898
- Issue date Apr 6, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Ryohheita Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with head fly-height compensation for disk surface varia...
- Patent number 7,457,072
- Issue date Nov 25, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Roel Dieron
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with improved method for operating a thermal head fly-he...
- Patent number 7,375,914
- Issue date May 20, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Roel Dieron
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic head that includes negative expansion material
- Publication number 20080158742
- Publication date Jul 3, 2008
- Ryohheita Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Tradeoff between reliability and performance for a disk drive
- Publication number 20080151418
- Publication date Jun 26, 2008
- Paul Cisewski
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE WITH HEAD FLY-HEIGHT COMPENSATION FOR DISK SURFACE VARIA...
- Publication number 20080130159
- Publication date Jun 5, 2008
- HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
- Roel Dieron
- G11 - INFORMATION STORAGE