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Dong-Hong Li
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Milpitas, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of manufacturing magnetic head for perpendicular magnetic re...
Patent number
7,951,415
Issue date
May 31, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording having a shield...
Patent number
7,933,094
Issue date
Apr 26, 2011
Headway Technologies, Inc.
Dong-Hong Li
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording having a special...
Patent number
7,656,613
Issue date
Feb 2, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording and method of ma...
Patent number
7,609,479
Issue date
Oct 27, 2009
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording having a multila...
Patent number
7,551,394
Issue date
Jun 23, 2009
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording that has a struc...
Patent number
7,508,629
Issue date
Mar 24, 2009
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording and method of ma...
Patent number
7,468,864
Issue date
Dec 23, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head having a write shield layer
Patent number
7,440,229
Issue date
Oct 21, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic head substructure including resistor ele...
Patent number
7,369,361
Issue date
May 6, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording and method of ma...
Patent number
7,193,816
Issue date
Mar 20, 2007
Headway Technologies
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Magnetic head for perpendicular magnetic recording
Publication number
20090147400
Publication date
Jun 11, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20090135530
Publication date
May 28, 2009
HEADWAY TECHNOLOGIES, INC.
Dong-Hong Li
G11 - INFORMATION STORAGE
Information
Patent Application
Method of manufacturing magnetic head for perpendicular magnetic re...
Publication number
20080317969
Publication date
Dec 25, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20080013209
Publication date
Jan 17, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20070211377
Publication date
Sep 13, 2007
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20070121248
Publication date
May 31, 2007
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head and method of manufacturing same, and magnetic head s...
Publication number
20060174475
Publication date
Aug 10, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20060002014
Publication date
Jan 5, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20050280937
Publication date
Dec 22, 2005
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE