Keita Hamakawa

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spindle motor for disk drive with magnetic member and yoke fixed by...
- Patent number 8,315,010
- Issue date Nov 20, 2012
- Nidec Corporation
- Keita Hamakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor and disk drive using the same
- Patent number 7,830,049
- Issue date Nov 9, 2010
- Nidec Corporation
- Tomohiro Yoneda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SPINDLE MOTOR, DISK DRIVE APPARATUS AND METHOD FOR MANUFACTURING TH...
- Publication number 20110122529
- Publication date May 26, 2011
- NIDEC CORPORATION
- Keita Hamakawa
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE USING THE SAME
- Publication number 20090174272
- Publication date Jul 9, 2009
- NIDEC CORPORATION
- Tomohiro YONEDA
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR
- Publication number 20080278850
- Publication date Nov 13, 2008
- NIDEC CORPORATION
- Tomohiro YONEDA
- G11 - INFORMATION STORAGE