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Yasunori Tokuno
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Kadoma, JP
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Patents Grants
last 30 patents
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Patent Grant
Hydrodynamic bearing device, spindle motor and disc recording and r...
Patent number
7,645,073
Issue date
Jan 12, 2010
Panasonic Corporation
Yasunori Tokuno
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Dynamic pressure bearing motor
Patent number
7,582,996
Issue date
Sep 1, 2009
Panasonic Corporation
Takeyoshi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Hard disk drive device, and fluid dynamic bearing spindle motor and...
Patent number
7,365,940
Issue date
Apr 29, 2008
Matsushita Electric Industrial Co., Ltd.
Takeyoshi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Motor using dynamic gas bearings
Patent number
7,294,946
Issue date
Nov 13, 2007
Matsushita Electric Industrial Co., Ltd.
Masahiro Jyono
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Gas dynamic bearing motor
Patent number
6,911,753
Issue date
Jun 28, 2005
Matsushita Electric Industrial Co., Ltd.
Taizo Ikegawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Motor using dynamic gas bearings
Publication number
20060170297
Publication date
Aug 3, 2006
Masahiro Jyono
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Dynamic pressure bearing motor
Publication number
20060138887
Publication date
Jun 29, 2006
Takeyoshi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Hydrodynamic bearing device, spindle motor and disc recording and r...
Publication number
20060067595
Publication date
Mar 30, 2006
Yasunori Tokuno
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Hard disk drive device, and fluid dynamic bearing spindle motor and...
Publication number
20060002011
Publication date
Jan 5, 2006
Matsushita Electric Industrial Co., Ltd.
Takeyoshi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Gasdynamic bearing motor
Publication number
20040178688
Publication date
Sep 16, 2004
Matsushita Elec. Ind. Co. Ltd.
Taizo Ikegawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...