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Akira Kato
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Odawara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Patent number
7,259,936
Issue date
Aug 21, 2007
Hitachi Global Storage Technologies Japan, Ltd.
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Film deposition method
Patent number
7,223,449
Issue date
May 29, 2007
Shinmaywa Industries, Ltd.
Takanobu Hori
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Optical system
Patent number
7,133,218
Issue date
Nov 7, 2006
Shinmaywa Industries, Ltd.
Takanobu Hori
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Patent number
7,035,049
Issue date
Apr 25, 2006
Hitachi Global Storage Technologies Japan, Ltd.
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording media and magnetic disk apparatus
Patent number
6,852,432
Issue date
Feb 8, 2005
Hitachi, Ltd.
Mitsuhiro Shoda
G11 - INFORMATION STORAGE
Information
Patent Grant
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Patent number
6,801,397
Issue date
Oct 5, 2004
Hitachi, Ltd.
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic disk apparatus using the same
Patent number
6,703,148
Issue date
Mar 9, 2004
Hitachi, Ltd.
Yoshibumi Matsuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and magnetic disk apparatus using the same
Patent number
6,623,873
Issue date
Sep 23, 2003
Hitachi, Ltd.
Yoshibumi Matsuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Patent number
6,577,472
Issue date
Jun 10, 2003
Hitachi, Ltd.
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium, producing method of the same and magneti...
Patent number
6,544,667
Issue date
Apr 8, 2003
Hitachi, Ltd.
Yuzuru Hosoe
G11 - INFORMATION STORAGE
Information
Patent Grant
Exhaust gas purifying apparatus for an internal combustion engine
Patent number
6,517,784
Issue date
Feb 11, 2003
Hitachi, Ltd.
Hidéhiro Iizuka
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Magnetic recording media and magnetic disk apparatus
Patent number
6,509,111
Issue date
Jan 21, 2003
Hitachi, Ltd.
Mitsuhiro Shoda
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium, method for producing the same and magnet...
Patent number
6,372,367
Issue date
Apr 16, 2002
Hitachi, Ltd.
Yoshibumi Matsuda
B32 - LAYERED PRODUCTS
Information
Patent Grant
Magnetic recording medium and method of fabricating the same
Patent number
6,156,405
Issue date
Dec 5, 2000
Hitachi, Ltd.
Shinji Fukaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Removal of nitrogen oxides from exhaust gas using catalyst
Patent number
6,093,377
Issue date
Jul 25, 2000
Hitachi, Ltd.
Hidehiro Iizuka
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method for treating organohalogen compounds with catalyst
Patent number
6,077,482
Issue date
Jun 20, 2000
Hitachi, Ltd.
Shuichi Kanno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Write inhibit tab for disc cartridge
Patent number
5,991,261
Issue date
Nov 23, 1999
Victor Company of Japan, Ltd.
Keiichi Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium and method of fabricating the same
Patent number
5,976,661
Issue date
Nov 2, 1999
Hitachi, Ltd.
Shinji Fukaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic disc and method of manufacturing the disc
Patent number
5,958,542
Issue date
Sep 28, 1999
Hitachi, Ltd.
Mitsuyoshi Ootake
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic recording medium
Patent number
5,906,884
Issue date
May 25, 1999
Hitachi, Ltd.
Yotsuo Yahisa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for treating gas containing organohalogen compounds, and cat...
Patent number
5,877,391
Issue date
Mar 2, 1999
Hitachi, Ltd.
Shuichi Kanno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for forming and anti-reflection film of a cathode-ray tube,...
Patent number
5,817,421
Issue date
Oct 6, 1998
Hitachi, Ltd.
Tomoji Oishi
G02 - OPTICS
Information
Patent Grant
Method for treating organohalogen compounds with catalyst
Patent number
5,759,504
Issue date
Jun 2, 1998
Hitachi, Ltd.
Shuichi Kanno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Magnetic recording disk medium having a magnetic layer with uniform...
Patent number
5,707,706
Issue date
Jan 13, 1998
Hitachi, Ltd.
Shinji Fukaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Exhaust gas purifying apparatus and method for internal combustion...
Patent number
5,517,820
Issue date
May 21, 1996
Hitachi, Ltd.
Osamu Kuroda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for forming an anti-reflection film of a cathode-ray tube, a...
Patent number
5,449,534
Issue date
Sep 12, 1995
Hitachi, Ltd.
Tomoji Oishi
G02 - OPTICS
Information
Patent Grant
Disk-type recording medium and storage apparatus
Patent number
5,272,581
Issue date
Dec 21, 1993
Hitachi, Ltd.
Shyuichi Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for growing thin film by beam deposition and apparatus for p...
Patent number
5,192,393
Issue date
Mar 9, 1993
Hitachi, Ltd.
Yasushi Muranaka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Capacitor-carrying semiconductor module
Patent number
5,177,670
Issue date
Jan 5, 1993
Hitachi, Ltd.
Hiroichi Shinohara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Tape reel of a cassette tape
Patent number
5,018,680
Issue date
May 28, 1991
Victor Company of Japan, Ltd.
Akira Kato
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Publication number
20060034015
Publication date
Feb 16, 2006
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Publication number
20050013048
Publication date
Jan 20, 2005
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Film deposition method and film deposition system for depositing a...
Publication number
20040226509
Publication date
Nov 18, 2004
Takanobu Hori
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Magnetic recording media and magnetic disk apparatus
Publication number
20030215672
Publication date
Nov 20, 2003
Hitachi, Ltd.
Mitsuhiro Shoda
G11 - INFORMATION STORAGE
Information
Patent Application
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Publication number
20030202280
Publication date
Oct 30, 2003
Hiroki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium, producing method of the same magnetic re...
Publication number
20030118871
Publication date
Jun 26, 2003
Yuzuru Hosoe
G11 - INFORMATION STORAGE
Information
Patent Application
Film deposition method and film deposition system for depositing a...
Publication number
20030068531
Publication date
Apr 10, 2003
SHINMAYWA INDUSTRIES, LTD.
Takanobu Hori
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Optical system
Publication number
20030058547
Publication date
Mar 27, 2003
Takanobu Hori
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Magnetic recording medium and magnetic disk apparatus using the same
Publication number
20030003327
Publication date
Jan 2, 2003
Hitachi, Ltd.
Yoshibumi Matsuda
G11 - INFORMATION STORAGE
Information
Patent Application
Glass substrate for a magnetic disk, a magnetic disk which can be f...
Publication number
20010038930
Publication date
Nov 8, 2001
Hiroki Yamamoto
G11 - INFORMATION STORAGE