Tsuyoshi Morita

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing disk drive apparatus
- Patent number 9,083,224
- Issue date Jul 14, 2015
- Nidec Corporation
- Masahiro Shiraishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Fluid dynamic bearing apparatus, spindle motor, and disk drive appa...
- Patent number 8,922,943
- Issue date Dec 30, 2014
- Nidec Corporation
- Hiroki Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid dynamic bearing apparatus with specific minute gap structure...
- Patent number 8,743,505
- Issue date Jun 3, 2014
- Nidec Corporation
- Hiroki Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid dynamic bearing apparatus arranged to discharge air bubbles g...
- Patent number 8,472,132
- Issue date Jun 25, 2013
- Nidec Corporation
- Hiroki Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of manufacturing spindle motor
- Patent number 8,191,232
- Issue date Jun 5, 2012
- Nidec Corporation
- Takuro Iguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS INCLUDING CAPILLARY AND LABYRINTH SEALS
- Publication number 20140286600
- Publication date Sep 25, 2014
- Hiroki YAMADA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING DISK DRIVE APPARATUS AND METHOD OF MANUFACT...
- Publication number 20140082927
- Publication date Mar 27, 2014
- NIDEC CORPORATION
- Masahiro SHIRAISHI
- G11 - INFORMATION STORAGE
Information Patent Application
FLUID DYNAMIC BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPA...
- Publication number 20130243356
- Publication date Sep 19, 2013
- SEAGATE TECHNOLOGY LLC
- Hiroki YAMADA
- G11 - INFORMATION STORAGE
Information Patent Application
FLUID DYNAMIC BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPA...
- Publication number 20110019303
- Publication date Jan 27, 2011
- NIDEC CORPORATION
- Hiroki Yamada
- G11 - INFORMATION STORAGE
Information Patent Application
FLUID DYNAMIC BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPA...
- Publication number 20100296190
- Publication date Nov 25, 2010
- NIDEC CORPORATION
- Hiroki Yamada
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING SPINDLE MOTOR, AND SPINDLE MOTOR
- Publication number 20090133244
- Publication date May 28, 2009
- NIDEC CORPORATION
- Takuro Iguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...