Shinya Tokunaga

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Koga-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fluid dynamic pressure bearing and recording disk drive device comp...
- Patent number 7,380,989
- Issue date Jun 3, 2008
- Nidec Corporation
- Itsuo Murata
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and recording disk driving apparatus having the spind...
- Patent number 7,015,611
- Issue date Mar 21, 2006
- Nidec Corporation
- Shinya Tokunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and disk drive furnished therewith
- Patent number 6,914,358
- Issue date Jul 5, 2005
- Nidec Corporation
- Shinya Tokunaga
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spindle motor and disk drive furnished therewith
- Patent number 6,768,236
- Issue date Jul 27, 2004
- Nidec Corporation
- Shinya Tokunaga
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spindle motor
- Patent number 6,674,200
- Issue date Jan 6, 2004
- Nidec Corporation
- Shinya Tokunaga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Fluid Dynamic Pressure Bearing and Recording Disk Drive Device Comp...
- Publication number 20050244086
- Publication date Nov 3, 2005
- NIDEC CORPORATION
- Itsuo Murata
- G11 - INFORMATION STORAGE
Information Patent Application
Spindle Motor and Recording Disk Driving Apparatus Having the Spind...
- Publication number 20050116564
- Publication date Jun 2, 2005
- NIDEC CORPORATION
- Shinya Tokunaga
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE FURNISHED THEREWITH
- Publication number 20040113501
- Publication date Jun 17, 2004
- NIDEC CORPORATION
- Shinya Tokunaga
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE FURNISHED THEREWITH
- Publication number 20030230943
- Publication date Dec 18, 2003
- NIDEC CORPORATION
- Shinya Tokunaga
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Spindle motor
- Publication number 20020195894
- Publication date Dec 26, 2002
- Shinya Tokunaga
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...