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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic recording medium and magnetic recording and reproducing ap...
Patent number
8,298,691
Issue date
Oct 30, 2012
TDK Corporation
Yoshinori Uchiyama
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic head and magnetic recording-reproducing apparatus
Patent number
8,040,633
Issue date
Oct 18, 2011
TDK Corporation
Akimasa Kaizu
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic recording medium, magnetic recording and reproducing appar...
Patent number
7,940,494
Issue date
May 10, 2011
TDK Corporation
Takahiro Suwa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Information recording medium, recording/reproducing apparatus, and...
Patent number
7,864,469
Issue date
Jan 4, 2011
TDK Corporation
Yoshikazu Soeno
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic recording medium, stamper recording/reproducing apparatus...
Patent number
7,821,738
Issue date
Oct 26, 2010
TDK Corporation
Kuniyasu Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Stamper, imprinting method, and method of manufacturing an informat...
Patent number
7,811,077
Issue date
Oct 12, 2010
TDK Corporation
Kazuhiro Hattori
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Recording/reproducing apparatus and tracking servo control method
Patent number
7,800,859
Issue date
Sep 21, 2010
TDK Corporation
Makoto Moriya
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for manufacturing magnetic recording medium
Patent number
7,741,229
Issue date
Jun 22, 2010
TDK Corporation
Takahiro Suwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Magnetic recording medium, recording/reproducing apparatus, and sta...
Patent number
7,672,075
Issue date
Mar 2, 2010
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium, magnetic recording and reproducing appar...
Patent number
7,616,404
Issue date
Nov 10, 2009
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording medium
Patent number
7,604,880
Issue date
Oct 20, 2009
TDK Corporation
Mitsuru Takai
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium including a patterned intermediate layer...
Patent number
7,597,972
Issue date
Oct 6, 2009
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording/reproducing apparatus and method of measuring a parameter
Patent number
7,554,760
Issue date
Jun 30, 2009
TDK Corporation
Makoto Moriya
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic recording/reproducing device
Patent number
7,541,106
Issue date
Jun 2, 2009
TDK Corporation
Shuichi Okawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
Patent number
7,517,406
Issue date
Apr 14, 2009
TDK Corporation
Atsushi Ohido
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic recording medium, recording/reproducing apparatus, and sta...
Patent number
7,505,220
Issue date
Mar 17, 2009
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic recording and reproducing ap...
Patent number
7,494,727
Issue date
Feb 24, 2009
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium
Patent number
7,482,070
Issue date
Jan 27, 2009
TDK Corporation
Mitsuru Takai
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium having servo and data track regions with...
Patent number
7,423,842
Issue date
Sep 9, 2008
TDK Corporation
Minoru Fujita
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing system with recording layer havi...
Patent number
7,403,353
Issue date
Jul 22, 2008
TDK Corporation
Katsumichi Tagami
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic recording and reproduction a...
Patent number
7,385,785
Issue date
Jun 10, 2008
TDK Corporation
Kazuhiro Hattori
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic recording and reproducing de...
Patent number
7,352,529
Issue date
Apr 1, 2008
TDK Corporation
Mikiharu Hibi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
Patent number
7,333,261
Issue date
Feb 19, 2008
TDK Corporation
Atsushi Ohido
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic recording and reproducing apparatus and magnetic recording...
Patent number
7,158,340
Issue date
Jan 2, 2007
TDK Corporation
Katsumichi Tagami
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic garnet material, faraday rotator, optical device, bismuth-...
Patent number
7,133,189
Issue date
Nov 7, 2006
TDK Corporation
Atsushi Ohido
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Magnetic recording medium and magnetic recording and reproducing ap...
Publication number
20100239888
Publication date
Sep 23, 2010
TDK Corporation
Yoshinori Uchiyama
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION RECORDING MEDIUM, RECORDING/REPRODUCING APPARATUS, AND...
Publication number
20090168245
Publication date
Jul 2, 2009
TDK Corporation
Yoshikazu Soeno
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Magnetic recording medium, magnetic recording and reproducing appar...
Publication number
20090067092
Publication date
Mar 12, 2009
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING/REPRODUCING APPARATUS AND TRACKING SERVO CONTROL METHOD
Publication number
20080304175
Publication date
Dec 11, 2008
TDK Corporation
Makoto MORIYA
G11 - INFORMATION STORAGE
Information
Patent Application
Method for manufacturing information recording medium, method of tr...
Publication number
20080237938
Publication date
Oct 2, 2008
TDK Corporation
Narutoshi Fukuzawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Magnetic recording medium, magnetic recording and reproducing appar...
Publication number
20080212231
Publication date
Sep 4, 2008
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium, magnetic recording and reproducing appar...
Publication number
20080170318
Publication date
Jul 17, 2008
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head and magnetic recording-reproducing apparatus
Publication number
20080144230
Publication date
Jun 19, 2008
TDK Corporation
Akimasa Kaizu
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic garnet material, faraday rotator, optical device, bismuth-...
Publication number
20080112046
Publication date
May 15, 2008
TDK Corporation
Atsushi Ohido
C30 - CRYSTAL GROWTH
Information
Patent Application
Ion gun, ion beam etching apparatus, ion beam etching facility, etc...
Publication number
20080087631
Publication date
Apr 17, 2008
TDK Corporation
Kazuhiro Hattori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INFORMATION MEDIUM
Publication number
20070275270
Publication date
Nov 29, 2007
TDK Corporation
Kazuhiro HATTORI
G11 - INFORMATION STORAGE
Information
Patent Application
Method for manufacturing magnetic recording medium
Publication number
20070196565
Publication date
Aug 23, 2007
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING MEDIUM, STAMPER RECORDING/REPRODUCING APPARATUS...
Publication number
20070139804
Publication date
Jun 21, 2007
TDK Corporation
Kuniyasu ITO
G11 - INFORMATION STORAGE
Information
Patent Application
STAMPER, IMPRINTING METHOD, AND METHOD OF MANUFACTURING AN INFORMAT...
Publication number
20070120292
Publication date
May 31, 2007
TDK Corporation
Kazuhiro Hattori
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RECORDING/REPRODUCING APPARATUS AND METHOD OF MEASURING A PARAMETER
Publication number
20070115580
Publication date
May 24, 2007
TDK Corporation
Makoto MORIYA
G11 - INFORMATION STORAGE
Information
Patent Application
STAMPER, IMPRINTING METHOD, AND METHOD OF MANUFACTURING AN INFORMAT...
Publication number
20070108163
Publication date
May 17, 2007
TDK Corporation
Kazuhiro Hattori
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording/reproducing system
Publication number
20070008639
Publication date
Jan 11, 2007
TDK Corporation
Katsumichi Tagami
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium, recording/reproducing apparatus, and sta...
Publication number
20060203386
Publication date
Sep 14, 2006
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium, recording/reproducing apparatus, and sta...
Publication number
20060198052
Publication date
Sep 7, 2006
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium and magnetic recording/reproducing device
Publication number
20060188751
Publication date
Aug 24, 2006
TDK Corporation
Shuichi Okawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic garnet material, faraday rotator, optical device, bismuth-...
Publication number
20060187546
Publication date
Aug 24, 2006
TDK Corporation
Atsushi Ohido
C30 - CRYSTAL GROWTH
Information
Patent Application
Magnetic recording/reproducing device, magnetic recording medium, a...
Publication number
20060132970
Publication date
Jun 22, 2006
TDK Corporation
Mitsuru Takai
G11 - INFORMATION STORAGE
Information
Patent Application
Method for manufacturing magnetic recording medium
Publication number
20060124585
Publication date
Jun 15, 2006
TDK Corporation
Takahiro Suwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Magnetic recording medium and magnetic recording and reproduction a...
Publication number
20060098343
Publication date
May 11, 2006
TDK Corporation
Kazuhiro Hattori
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium and magnetic recording/reproducing apparatus
Publication number
20060040140
Publication date
Feb 23, 2006
TDK Corporation
Akimasa Kaizu
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium and magnetic recording and reproducing ap...
Publication number
20060029834
Publication date
Feb 9, 2006
TDK Corporation
Takahiro Suwa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording and reproducing apparatus and magnetic recording...
Publication number
20050286155
Publication date
Dec 29, 2005
TDK Corporation
Katsumichi Tagami
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium and manufacturing method thereof
Publication number
20050287397
Publication date
Dec 29, 2005
TDK Corporation
Yoshikazu Soeno
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium
Publication number
20050243467
Publication date
Nov 3, 2005
TDK Corporation
Mitsuru Takai
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording medium
Publication number
20050233176
Publication date
Oct 20, 2005
TDK Corporation
Mitsuru Takai
G11 - INFORMATION STORAGE