Toshifumi Kumano

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disk drive device and method for production thereof
- Patent number 7,675,700
- Issue date Mar 9, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Sumie Takeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive and recording method
- Patent number 7,362,535
- Issue date Apr 22, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Toshifumi Kumano
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disk drive device and method for production thereof
- Publication number 20080239554
- Publication date Oct 2, 2008
- Sumie Takeda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive and recording method
- Publication number 20060238912
- Publication date Oct 26, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Toshifumi Kumano
- G11 - INFORMATION STORAGE