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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic head structure with diagonal of rectangular-shaped height...
Patent number
8,149,540
Issue date
Apr 3, 2012
TDK Corporation
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory element and method for manufacturing same
Patent number
7,876,596
Issue date
Jan 25, 2011
Waseda University
Hiroyuki Nishide
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic sensing element having reactive-ion-etching stop layer and...
Patent number
7,623,324
Issue date
Nov 24, 2009
TDK Corporation
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
GMR angle sensor for vehicles
Patent number
7,405,560
Issue date
Jul 29, 2008
Alps Electric Co., Ltd.
Yoshikazu Shimizu
G01 - MEASURING TESTING
Information
Patent Grant
CPP giant magnetoresistive head including pinned magnetic layer tha...
Patent number
7,365,949
Issue date
Apr 29, 2008
TDK Corporation
Yasuo Hayakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film electrode layer including β-ta and thin-film magnetic hea...
Patent number
7,102,858
Issue date
Sep 5, 2006
Alps Electric Co., Ltd.
Akira Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin-valve thin-film magnetic element and method for making the same
Patent number
7,054,115
Issue date
May 30, 2006
Alps Electric Co., Ltd.
Naoya Hasegawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin valve thin film magnetic element and thin film magnetic head
Patent number
6,847,508
Issue date
Jan 25, 2005
Alps Electric Co., Ltd.
Kenichi Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive sensor capable of narrowing gap and track width
Patent number
6,844,998
Issue date
Jan 18, 2005
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive-effect device and method for manufacturing the same
Patent number
6,791,804
Issue date
Sep 14, 2004
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin valve thin-film magnetic element
Patent number
6,756,135
Issue date
Jun 29, 2004
Alps Electric Co., Ltd.
Naoya Hasegawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Circuit board having bonding areas to be joined with bumps by ultra...
Patent number
6,730,858
Issue date
May 4, 2004
TDK Corporation
Masashi Gotoh
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Magnetoresistive-effect device with extended AFM layer and method f...
Patent number
6,690,554
Issue date
Feb 10, 2004
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin valve thin film magnetic element and method of manufacturing t...
Patent number
6,643,107
Issue date
Nov 4, 2003
Alps Electric Co., Ltd.
Naoya Hasegawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive-effect device with a magnetic coupling junction
Patent number
6,587,315
Issue date
Jul 1, 2003
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head
Patent number
6,563,674
Issue date
May 13, 2003
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin-valve thin film element and method of manufacturing the same
Patent number
6,538,858
Issue date
Mar 25, 2003
Alps Electric Co., Ltd.
Naoya Hasegawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head provided with leader section composed of go...
Patent number
6,487,044
Issue date
Nov 26, 2002
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head
Patent number
6,349,021
Issue date
Feb 19, 2002
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with high bonding strength of member for bonding head...
Patent number
6,330,132
Issue date
Dec 11, 2001
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing a substrate having electrode arcs for conne...
Patent number
6,263,565
Issue date
Jul 24, 2001
TDK Corporation
Masashi Gotoh
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Thin film magnetic head having closely spaced wires connecting head...
Patent number
6,256,170
Issue date
Jul 3, 2001
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Grant
Combination read/write thin film magnetic head
Patent number
5,835,313
Issue date
Nov 10, 1998
Alps Electric Co., Ltd.
Kiyoshi Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Combined-type thin film magnetic head with inductive magnetic head...
Patent number
5,751,522
Issue date
May 12, 1998
Alps Electric Co., Ltd.
Minoru Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Manually sweeping contact sensitive copier with image data memory
Patent number
4,894,730
Issue date
Jan 16, 1990
Casio Computer Co., Ltd.
Nikio Yanagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polymeric metal complex and method of manufacturing the same
Patent number
4,104,466
Issue date
Aug 1, 1978
Tsuchida; Eishun
Eishun Tsuchida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Memory Element and Method for Manufacturing Same
Publication number
20080259680
Publication date
Oct 23, 2008
Waseda University
Hiroyuki Nishide
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD STRUCTURE AND ITS MANUFACTURING METHOD
Publication number
20080106820
Publication date
May 8, 2008
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Application
GMR angle sensor for vehicles
Publication number
20070164734
Publication date
Jul 19, 2007
Alps Electric Co., Ltd.
Yoshikazu Shimizu
G01 - MEASURING TESTING
Information
Patent Application
CPP-TYPE THIN-FILM MAGNETIC HEAD AND MANUFACTURING METHOD THEREOF
Publication number
20070115595
Publication date
May 24, 2007
Alps Electric Co., Ltd.
Kenji Honda
G01 - MEASURING TESTING
Information
Patent Application
MAGNETIC SENSING ELEMENT HAVING REACTIVE-ION-ETCHING STOP LAYER AND...
Publication number
20060291097
Publication date
Dec 28, 2006
Alps Electric Co., Ltd.
Kenji Honda
G01 - MEASURING TESTING
Information
Patent Application
MAGNETIC DETECTING ELEMENT HAVING RIE-RESISTANT FILM AND METHOD OF...
Publication number
20060279882
Publication date
Dec 14, 2006
Kenji Honda
G01 - MEASURING TESTING
Information
Patent Application
CPP giant magnetoresistive head including pinned magnetic layer tha...
Publication number
20050270703
Publication date
Dec 8, 2005
Alps Electric Co., Ltd.
Yasuo Hayakawa
G11 - INFORMATION STORAGE
Information
Patent Application
Illumination device, tablet, and liquid crystal display
Publication number
20040257484
Publication date
Dec 23, 2004
Alps Electric Co., Ltd.
Yoshihiko Ishitaka
G02 - OPTICS
Information
Patent Application
Anti-reflective structure, illuminating device, liquid crystal disp...
Publication number
20040105646
Publication date
Jun 3, 2004
Alps Electric Co., Ltd.
Tetsuya Fukuda
G02 - OPTICS
Information
Patent Application
Thin-film electrode layer, thin film magnetic head using the same,...
Publication number
20030156359
Publication date
Aug 21, 2003
Akira Takahashi
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive-effect device and method for manufacturing the same
Publication number
20030107850
Publication date
Jun 12, 2003
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive-effect device and method for manufacturing the same
Publication number
20030103298
Publication date
Jun 5, 2003
Alps Electric Co., Ltd.
Kenji Honda
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive-effect device and method for manufacturing the same
Publication number
20030095362
Publication date
May 22, 2003
Alps Electric Co., Ltd.
Daigo Aoki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive sensor capable of narrowing gap and track width
Publication number
20020135947
Publication date
Sep 26, 2002
Alps Electric Co. Ltd.
Daigo Aoki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Spin valve thin-film magnetic element
Publication number
20020012812
Publication date
Jan 31, 2002
Alps Electric Co., Ltd.
Naoya Hasegawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Spin valve thin film magnetic element and thin film magnetic head
Publication number
20010040781
Publication date
Nov 15, 2001
Alps Electric Co., Ltd.
Kenichi Tanaka
B82 - NANO-TECHNOLOGY
Information
Patent Application
CIRCUIT BOARD HAVING BONDING AREAS TO BE JOINED WITH BUMPS BY ULTRA...
Publication number
20010018982
Publication date
Sep 6, 2001
MASASHI GOTOH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Spin-valve thin-film magnetic element and method for making the same
Publication number
20010012188
Publication date
Aug 9, 2001
Alps Electric Co., Ltd.
Naoya Hasegawa
B82 - NANO-TECHNOLOGY