Yoshiaki Koizumi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Closure seal for a storage device
- Patent number 6,721,128
- Issue date Apr 13, 2004
- Fujitsu Limited
- Yoshiaki Koizumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage device
- Patent number 6,690,549
- Issue date Feb 10, 2004
- Fujitsu Limited
- Koichi Aikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive capable of reducing noise at starting utilizing...
- Patent number 6,466,400
- Issue date Oct 15, 2002
- Fujitsu Limited
- Hiroyuki Iwahara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Clamp ring and disc drive having the same
- Publication number 20070230039
- Publication date Oct 4, 2007
- FUJITSU LIMITED
- Yoshiaki Koizumi
- G11 - INFORMATION STORAGE
Information Patent Application
Motor having dynamic pressure bearing and disc drive having the motor
- Publication number 20070052311
- Publication date Mar 8, 2007
- FUJITSU LIMITED
- Hiroshi Nagata
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc apparatus
- Publication number 20070002495
- Publication date Jan 4, 2007
- FUJITSU LIMITED
- Hiroshi Nagata
- G11 - INFORMATION STORAGE
Information Patent Application
Recording disk drive capable of reducing vibration within enclosure
- Publication number 20050185329
- Publication date Aug 25, 2005
- FUJITSU LIMITED
- Keiichi Miyajima
- G11 - INFORMATION STORAGE