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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic head for perpendicular magnetic recording and method of ma...
Patent number
8,467,147
Issue date
Jun 18, 2013
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording
Patent number
8,427,782
Issue date
Apr 23, 2013
Headway Technology, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Wafer and substructure for use in manufacturing electronic componen...
Patent number
8,415,793
Issue date
Apr 9, 2013
Headway Technologies, Inc.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic head for perpendicular magnetic recording
Patent number
8,213,116
Issue date
Jul 3, 2012
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head having remnant coating and remnant insulati...
Patent number
8,174,790
Issue date
May 8, 2012
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic film sensor with a deformable part
Patent number
8,174,261
Issue date
May 8, 2012
Headway Technologies, Inc.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Grant
Thin-film magnetic head structure and thin-film magnetic head
Patent number
8,169,740
Issue date
May 1, 2012
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head and manufacturing method thereof
Patent number
8,043,515
Issue date
Oct 25, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head structure, method of manufacturing the same...
Patent number
7,943,288
Issue date
May 17, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for perpendicular magnetic recording
Patent number
7,940,495
Issue date
May 10, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing electronic component package, and wafer and...
Patent number
7,927,920
Issue date
Apr 19, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic component package and method of manufacturing same
Patent number
7,906,838
Issue date
Mar 15, 2011
Headway Technologies, Inc.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Perpendicular magnetic recording head with nonmagnetic metal layer...
Patent number
7,843,665
Issue date
Nov 30, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing electronic component package
Patent number
7,816,176
Issue date
Oct 19, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Head slider, glide height checking apparatus, and glide height chec...
Patent number
7,770,438
Issue date
Aug 10, 2010
TDK Corporation
Hiroshi Kiyono
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic film sensor having a magnetic film for generating a magnet...
Patent number
7,750,627
Issue date
Jul 6, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Grant
Method of manufacturing magnetic head, and magnetic head substructure
Patent number
7,716,814
Issue date
May 18, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Sensing unit and method of making same
Patent number
7,698,941
Issue date
Apr 20, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Grant
Method of manufacturing electronic component package
Patent number
7,676,912
Issue date
Mar 16, 2010
Headway Technologies, Inc.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic head for perpendicular magnetic recording and method of ma...
Patent number
7,633,714
Issue date
Dec 15, 2009
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Sensing unit and method of making same
Patent number
7,628,071
Issue date
Dec 8, 2009
Headway Techologies, Inc.
Yoshitaka Sasaki
G01 - MEASURING TESTING
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
Thin film magnetic head
Patent number
7,463,450
Issue date
Dec 9, 2008
Headweay Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head having upper and lower poles and a gap film...
Patent number
7,463,448
Issue date
Dec 9, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for testing tunnel magnetoresistive effect ele...
Patent number
7,417,442
Issue date
Aug 26, 2008
TDK Corporation
Nozomu Hachisuka
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head for perpendicular magnetic recording having...
Patent number
7,408,740
Issue date
Aug 5, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head
Patent number
7,365,942
Issue date
Apr 29, 2008
Headway Technologies, Inc.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING
Publication number
20120229932
Publication date
Sep 13, 2012
SAE MAGNETICS (H.K.) LTD.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING
Publication number
20110170216
Publication date
Jul 14, 2011
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Wafter and substructure for use in manufacturing electronic compone...
Publication number
20110115079
Publication date
May 19, 2011
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIC FILM SENSOR AND METHOD OF MANUFACTURING THE SAME
Publication number
20100182003
Publication date
Jul 22, 2010
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Application
Sensing unit and method of making same
Publication number
20100154198
Publication date
Jun 24, 2010
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Application
THIN-FILM MAGNETIC HEAD, METHOD OF MANUFACTURING THE SAME, HEAD GIM...
Publication number
20100118438
Publication date
May 13, 2010
HEADWAY TECHNOLOGIES, INC.
Yoshitaka SASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
Method of manufacturing electronic component package
Publication number
20090056121
Publication date
Mar 5, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN FILM MAGNETIC HEAD AND MANUFACTURING METHOD THEREOF
Publication number
20090045162
Publication date
Feb 19, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin-film magnetic head structure, method of manufacturing the same...
Publication number
20090042143
Publication date
Feb 12, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin-film magnetic head structure, method of manufacturing the same...
Publication number
20090040655
Publication date
Feb 12, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Electronic component package and method of manufacturing same
Publication number
20090026603
Publication date
Jan 29, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Capacitor and method of manufacturing the same and capacitor unit
Publication number
20090000093
Publication date
Jan 1, 2009
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Sensing unit and method of making same
Publication number
20080314146
Publication date
Dec 25, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Application
Method of manufacturing electronic component package
Publication number
20080295328
Publication date
Dec 4, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing electronic component package, and wafer and...
Publication number
20080197484
Publication date
Aug 21, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing magnetic head, and magnetic head substructure
Publication number
20080184551
Publication date
Aug 7, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic film sensor and method of manufacturing the same
Publication number
20080094059
Publication date
Apr 24, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G01 - MEASURING TESTING
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20080088972
Publication date
Apr 17, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording
Publication number
20080088971
Publication date
Apr 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
20080068747
Publication date
Mar 20, 2008
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head for perpendicular magnetic recording and method of ma...
Publication number
20080024911
Publication date
Jan 31, 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
Head slider, glide height checking apparatus, and glide height chec...
Publication number
20080007871
Publication date
Jan 10, 2008
TDK Corporation
Hiroshi Kiyono
G11 - INFORMATION STORAGE
Information
Patent Application
Thin-film magnetic head, method of manufacturing the same, head gim...
Publication number
20080002293
Publication date
Jan 3, 2008
HEADWAY TECHNOLOGIES INC
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin-film magnetic head structure, method of manufacturing the same...
Publication number
20070014048
Publication date
Jan 18, 2007
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin-film magnetic head
Publication number
20060291096
Publication date
Dec 28, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin film magnetic head and manufacturing method thereof
Publication number
20060262440
Publication date
Nov 23, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin film magnetic head and manufacturing method thereof
Publication number
20060238916
Publication date
Oct 26, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Thin film magnetic head and manufacturing method thereof
Publication number
20060238917
Publication date
Oct 26, 2006
HEADWAY TECHNOLOGIES, INC.
Yoshitaka Sasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Method and apparatus for testing tunnel magnetoresistive effect ele...
Publication number
20060023333
Publication date
Feb 2, 2006
TDK Corporation
Nozomu Hachisuka
G01 - MEASURING TESTING