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Inventor profile of:

Tsutomu HAMADA

City:

Osaka

Country:

Japan

Published Applications:

7

Last publication date:

2011-02-24

Top Assignees for applications by Tsutomu HAMADA

The entities that hold a legal rights for patent applications filed by inventor HAMADA Tsutomu:

PANASONIC CORPORATION 1 Osaka, Japan
NIDEC CORPORATION 1 Minami-ku, Japan

Recent patent applications by HAMADA Tsutomu

Tsutomu HAMADA from Osaka, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2011-02-24

US20110044837A1

Mechanical engineering

SLEEVE FOR HYDRODYNAMIC BEARING DEVICE, HYDRODYNAMIC BEARING DEVICE AND SPINDLE MOTOR USING THE SAME, AND METHOD FOR MANUFACTURING SLEEVE

#2 | 2010-03-04

US20100052447A1

HYDRODYNAMIC BEARING DEVICE, SPINDLE MOTOR, AND INFORMATION DEVICE

#3 | 2009-03-19

US20090073596A1

Mechanical engineering

HYDRODYNAMIC BEARING DEVICE, AND SPINDLE MOTOR AND INFORMATION PROCESSING APPARATUS EQUIPPED WITH THE SAME

#4 | 2009-03-05

US20090060403A1

Mechanical engineering

SLEEVE FOR HYDRODYNAMIC BEARING DEVICE, HYDRODYNAMIC BEARING DEVICE EQUIPPED WITH SAME, SPINDLE MOTOR, INFORMATION PROCESSING APPARATUS, AND METHOD FOR MANUFACTURING SLEEVE FOR HYDRODYNAMIC BEARING DEVICE

#5 | 2007-04-26

US20070092171A1

Mechanical engineering

Hydrodynamic bearing device and manufacturing method thereof

#6 | 2007-04-19

US20070086686A1

Mechanical engineering

Hydrodynamic bearing device and spindle motor that makes use of same

#7 | 2007-03-01

US20070047857A1

Mechanical engineering

Sleeve for hydrodynamic bearing device, hydrodynamic bearing device and spindle motor using the same, and method for manufacturing sleeve

InventorID:

3344259 ⎘