Shoichi Yoshikawa

Follow

Person

Yonago, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing base member, method for manufacturing moto...
- Patent number 8,339,733
- Issue date Dec 25, 2012
- Panasonic Corporation
- Taizo Ikegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hydrodynamic bearing device, motor and information recording and re...
- Patent number 7,750,519
- Issue date Jul 6, 2010
- Panasonic Corporation
- Shoichi Yoshikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor
- Patent number 6,787,954
- Issue date Sep 7, 2004
- Matsushita Electric Industrial Co., Ltd.
- Takao Yoshitsugu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spindle motor and method for assembling the same
- Patent number 6,717,310
- Issue date Apr 6, 2004
- Matsushita Electric Industrial Co., Ltd.
- Shoichi Yoshikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hydrodynamic bearing and motor having the same
- Patent number 6,364,532
- Issue date Apr 2, 2002
- Matsushita Electric Industrial Co., Ltd.
- Shoichi Yoshikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and hard disk drive having a reduced vibration motor
- Patent number 6,188,152
- Issue date Feb 13, 2001
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Wakitani
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING BASE MEMBER, METHOD FOR MANUFACTURING MOTO...
- Publication number 20120185076
- Publication date Jul 19, 2012
- Taizo Ikegawa
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING BASE MEMBER, METHOD FOR MANUFACTURING MOTO...
- Publication number 20090222125
- Publication date Sep 3, 2009
- Taizo Ikegawa
- G11 - INFORMATION STORAGE
Information Patent Application
HYDRODYNAMIC BEARING DEVICE, MOTOR AND INFORMATION RECORDING AND RE...
- Publication number 20090108691
- Publication date Apr 30, 2009
- Shoichi YOSHIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Spindle motor and method of assembling the same
- Publication number 20020185925
- Publication date Dec 12, 2002
- Shoichi Yoshikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Spindle motor
- Publication number 20020175577
- Publication date Nov 28, 2002
- Takao Yoshitsugu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...