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Patents Grants
last 30 patents
Information
Patent Grant
Data storage device
Patent number
9,202,512
Issue date
Dec 1, 2015
Marvell International Ltd.
Chao Bi
G11 - INFORMATION STORAGE
Information
Patent Grant
Electric spindle motor and method having magnetic starting/stopping...
Patent number
6,717,308
Issue date
Apr 6, 2004
Data Storage Institute
Shixin Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Spindle motor with an aerodynamic and hydrodynamic bearing assembly
Patent number
6,674,201
Issue date
Jan 6, 2004
Data Storage Institute
Zhejie Liu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric spindle motor with magnetic bearing and hydrodynamic bearing
Patent number
6,545,378
Issue date
Apr 8, 2003
Data Storage Institute
Shixin Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Electric spindle motor
Patent number
6,020,664
Issue date
Feb 1, 2000
Data Storage Institute
Zhejie Liu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electric spindle motor
Patent number
5,969,448
Issue date
Oct 19, 1999
Data Storage Institute
Zhejie Liu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
DATA STORAGE DEVICE
Publication number
20150146322
Publication date
May 28, 2015
Agency for Science, Technology and Research
Chao Bi
G11 - INFORMATION STORAGE
Information
Patent Application
ELECTRIC SPINDLE MOTOR AND METHOD HAVING MAGNETIC STARTING/STOPPING...
Publication number
20030201683
Publication date
Oct 30, 2003
Shixin Chen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Spindle motor with an aerodynamic and hydrodynamic bearing assembly
Publication number
20030025409
Publication date
Feb 6, 2003
Zhejie Liu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electric spindle motor with magnetic bearing and hydrodynamic bearing
Publication number
20020089245
Publication date
Jul 11, 2002
Shixin Chen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...