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Kenji Ogiro
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Totsuka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Flat display apparatus to optimally radiate heat
Patent number
8,085,534
Issue date
Dec 27, 2011
Hitachi, Ltd.
Kenji Ogiro
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Backlight assembly for liquid crystal display apparatus having incl...
Patent number
7,967,462
Issue date
Jun 28, 2011
Hitachi, Ltd.
Kenji Ogiro
G02 - OPTICS
Information
Patent Grant
Electronic equipment cooling system
Patent number
7,913,507
Issue date
Mar 29, 2011
Hitachi, Ltd.
Yoshihiro Kondo
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Cooling device and electronic apparatus using the same
Patent number
7,826,217
Issue date
Nov 2, 2010
Hitachi, Ltd.
Yoshihiro Kondo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Disk case
Patent number
6,874,157
Issue date
Mar 29, 2005
Hitachi, Ltd.
Hirofumi Taguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Removable disk drive system having a driving mechanism and removabl...
Patent number
6,137,759
Issue date
Oct 24, 2000
Hitachi, Ltd.
Kenji Ogiro
G11 - INFORMATION STORAGE
Information
Patent Grant
Video camera
Patent number
5,748,238
Issue date
May 5, 1998
Hitachi, Ltd.
Manabu Wakabayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing apparatus
Patent number
5,739,976
Issue date
Apr 14, 1998
Hitachi, Ltd.
Kazuo Sakai
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic apparatus with a watertight housing
Patent number
5,610,655
Issue date
Mar 11, 1997
Hitachi, Ltd.
Manabu Wakabayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic recording and reproducing apparatus with repositioning sto...
Patent number
5,608,585
Issue date
Mar 4, 1997
Hitachi, Ltd.
Kenmei Masuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Video camera/VTR and camera station with opto-electronic link betwe...
Patent number
5,565,919
Issue date
Oct 15, 1996
Hitachi, Ltd.
Manabu Wakabayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape cartridge having a front lid with a covering wall
Patent number
5,556,051
Issue date
Sep 17, 1996
Hitachi Maxell, Ltd.
Hikaru Mizutani
G11 - INFORMATION STORAGE
Information
Patent Grant
Opening and closing of a front lid of a tape cartridge
Patent number
5,503,348
Issue date
Apr 2, 1996
Hitachi Maxell, Ltd.
Hikaru Mizutani
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape cartridge and recording reproduction apparatus for the tape ca...
Patent number
5,497,279
Issue date
Mar 5, 1996
Hitachi, Ltd.
Tatsumi Nishijima
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette having tape edge regulating members
Patent number
5,469,319
Issue date
Nov 21, 1995
Hitachi, Ltd.
Hidekazu Takeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape cartridge
Patent number
5,454,527
Issue date
Oct 3, 1995
Hitachi Maxell, Ltd.
Hikaru Mizutani
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing apparatus
Patent number
5,448,427
Issue date
Sep 5, 1995
Hitachi, Ltd.
Kenmei Masuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic apparatus with a watertight housing
Patent number
5,294,988
Issue date
Mar 15, 1994
Hitachi, Ltd.
Manabu Wakabayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic recording/reproducing apparatus
Patent number
5,291,351
Issue date
Mar 1, 1994
Hitachi, Ltd.
Kouhei Takita
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for magnetic recording and/or reproducing ap...
Patent number
5,278,707
Issue date
Jan 11, 1994
Hitachi, Ltd.
Naoko Tsuchiya
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape guide mechanism for recording and reproducing device
Patent number
5,196,977
Issue date
Mar 23, 1993
Hitachi, Ltd.
Hirokazu Shimizu
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for magnetic recording and reproducing devices
Patent number
5,124,862
Issue date
Jun 23, 1992
Hitachi, Ltd.
Toshiyasu Sawano
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording/reproducing apparatus for recording onto or repr...
Patent number
RE33784
Issue date
Dec 31, 1991
Hitachi, Ltd.
Atsuo Osawa
360 - Dynamic magnetic information storage or retrieval
Information
Patent Grant
Tape loading mechanism for a magnetic recording/reproducing apparatus
Patent number
5,016,125
Issue date
May 14, 1991
Hitachi, Ltd.
Hidekazu Takeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape tension controller for a cassette recording/playback apparatus
Patent number
4,943,874
Issue date
Jul 24, 1990
Hitachi, Ltd.
Hidekazu Takeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for a rotating drum and cassette type magnet...
Patent number
4,928,191
Issue date
May 22, 1990
Hitachi, Ltd.
Nobuyuki Kaku
G11 - INFORMATION STORAGE
Information
Patent Grant
Rotary drum apparatus for a magnetic recording and reproducing device
Patent number
4,924,329
Issue date
May 8, 1990
Hitachi, Ltd.
Kenmei Masuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape guide moving mechanism for magnetic record reproducing apparatus
Patent number
4,862,300
Issue date
Aug 29, 1989
Hitachi, Ltd.
Nobuyuki Kaku
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape guide apparatus for helically wound tape
Patent number
4,837,646
Issue date
Jun 6, 1989
Hitachi, Ltd.
Kyuichiro Nagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing apparatus of rotary head type
Patent number
4,789,912
Issue date
Dec 6, 1988
Hitachi, Ltd.
Kenmei Masuda
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Flat Display Apparatus
Publication number
20100008044
Publication date
Jan 14, 2010
Hitachi, Ltd
Kenji OGIRO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIQUID CRYSTAL DISPLAY APPARATUS
Publication number
20090201668
Publication date
Aug 13, 2009
Hitachi, Ltd.
Kenji Ogiro
G02 - OPTICS
Information
Patent Application
Cooling Device and Electronic Apparatus Using the Same
Publication number
20090154104
Publication date
Jun 18, 2009
Yoshihiro Kondo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COOLING APPARATUS FOR ELECTRONIC EQUIPMENT
Publication number
20090133852
Publication date
May 28, 2009
Kenji Ogiro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Liquid Crystal Display Apparatus
Publication number
20090066878
Publication date
Mar 12, 2009
Kenji Ogiro
G02 - OPTICS
Information
Patent Application
Electronic Equipment Cooling System
Publication number
20090000332
Publication date
Jan 1, 2009
Yoshihiro Kondo
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
COOLING DEVICE OF HEATING ELEMENT AND AN ELECTRONIC DEVICE USING TH...
Publication number
20080186671
Publication date
Aug 7, 2008
Yoshihiro KONDO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk case
Publication number
20020185393
Publication date
Dec 12, 2002
Hirofumi Taguchi
G11 - INFORMATION STORAGE