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Katsuhiko Yarita
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Mobara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal display device video having signal driving circuit m...
Patent number
RE41732
Issue date
Sep 21, 2010
Hitachi Displays, Ltd.
Koaru Hasegawa
349 - Liquid crystal cells, elements and systems
Information
Patent Grant
Liquid crystal display device having rubber bushes for receiving en...
Patent number
RE41306
Issue date
May 4, 2010
Hitachi Displays, Ltd.
Kaoru Hasegawa
349 - Liquid crystal cells, elements and systems
Information
Patent Grant
Liquid crystal display device having a mold case and rubber bushes...
Patent number
RE41305
Issue date
May 4, 2010
Hitachi Displays, Ltd.
Kaoru Hasegawa
349 - Liquid crystal cells, elements and systems
Information
Patent Grant
Display device having driving circuit
Patent number
7,567,231
Issue date
Jul 28, 2009
Hitachi, Ltd.
Hiroyuki Takahashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Display device
Patent number
7,561,132
Issue date
Jul 14, 2009
Hitachi, Ltd.
Katsuhiko Yarita
G02 - OPTICS
Information
Patent Grant
TFT active matrix liquid crystal display devices
Patent number
7,450,210
Issue date
Nov 11, 2008
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device video having signal driving circuit m...
Patent number
RE40130
Issue date
Mar 4, 2008
Hitachi, Ltd.
Kaoru Hasegawa
349 - Liquid crystal cells, elements and systems
Information
Patent Grant
TFT active matrix liquid crystal display devices
Patent number
7,196,762
Issue date
Mar 27, 2007
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
TFT active matrix liquid crystal display devices
Patent number
6,992,744
Issue date
Jan 31, 2006
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Display device
Patent number
6,956,548
Issue date
Oct 18, 2005
Hitachi, Ltd.
Katsuhiko Yarita
G02 - OPTICS
Information
Patent Grant
Display device having driving circuit
Patent number
6,903,717
Issue date
Jun 7, 2005
Hitachi, Ltd.
Hiroyuki Takahashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
TFT active matrix liquid crystal display devices
Patent number
6,839,098
Issue date
Jan 4, 2005
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display with casing structure
Patent number
RE38516
Issue date
May 18, 2004
Hitachi, Ltd.
Kaoru Hasegawa
349 - Liquid crystal cells, elements and systems
Information
Patent Grant
Liquid crystal display device with its upper and lower cases clampe...
Patent number
6,411,353
Issue date
Jun 25, 2002
Hitachi, Ltd.
Katsuhiko Yarita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid crystal display device having smaller frame area
Patent number
6,411,359
Issue date
Jun 25, 2002
Hitachi, Ltd.
Kengo Kobayashi
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device including thin film transistors havin...
Patent number
6,384,879
Issue date
May 7, 2002
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
TFT active matrix LCD devices employing two superposed conductive f...
Patent number
6,184,963
Issue date
Feb 6, 2001
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device video having signal driving circuit m...
Patent number
5,946,062
Issue date
Aug 31, 1999
Hitachi, Ltd.
Kaoru Hasegawa
G02 - OPTICS
Information
Patent Grant
TFT active matrix liquid crystal display devices with two layer gat...
Patent number
5,838,399
Issue date
Nov 17, 1998
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device having video signal driving circuit m...
Patent number
5,815,224
Issue date
Sep 29, 1998
Hitachi, Ltd.
Kaoru Hasegawa
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device having video signal driving circuit m...
Patent number
5,805,249
Issue date
Sep 8, 1998
Hitachi, Ltd.
Kaoru Hasegawa
G02 - OPTICS
Information
Patent Grant
TFT active matrix liquid crystal display devices with two layer gat...
Patent number
5,708,484
Issue date
Jan 13, 1998
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device having video signal driving circuit m...
Patent number
5,640,216
Issue date
Jun 17, 1997
Hitachi, Ltd.
Kaoru Hasegawa
G02 - OPTICS
Information
Patent Grant
TFT active matrix liquid crystal display with gate lines having two...
Patent number
5,532,850
Issue date
Jul 2, 1996
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
TFT active matrix liquid crystal display devices with a holding cap...
Patent number
5,528,396
Issue date
Jun 18, 1996
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device having a management symbol pattern fo...
Patent number
5,477,357
Issue date
Dec 19, 1995
Hitachi, Ltd.
Masahiko Suzuki
G02 - OPTICS
Information
Patent Grant
TFT active matrix liquid crystal display devices with plural TFTs i...
Patent number
5,331,447
Issue date
Jul 19, 1994
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
TFT active matrix liquid crystal display devices
Patent number
5,132,820
Issue date
Jul 21, 1992
Hitachi, Ltd.
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
Display device
Publication number
20090251387
Publication date
Oct 8, 2009
Hitachi, Ltd.
Katsuhiko Yarita
G02 - OPTICS
Information
Patent Application
TFT active marix liquid crystal display devices
Publication number
20060268212
Publication date
Nov 30, 2006
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
TFT active matrix liquid crystal display devices
Publication number
20060028605
Publication date
Feb 9, 2006
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display device
Publication number
20050285833
Publication date
Dec 29, 2005
Hitachi, Ltd.
Katsuhiko Yarita
G02 - OPTICS
Information
Patent Application
Display device having driving circuit
Publication number
20050205877
Publication date
Sep 22, 2005
Hiroyuki Takahashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
TFT active matrix liquid crystal display devices
Publication number
20050068485
Publication date
Mar 31, 2005
Sakae Someya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display device having driving circuit
Publication number
20030063080
Publication date
Apr 3, 2003
Hiroyuki Takahashi
G02 - OPTICS
Information
Patent Application
Display device
Publication number
20030058205
Publication date
Mar 27, 2003
Hitachi, Ltd.
Katsuhiko Yarita
G02 - OPTICS
Information
Patent Application
TFT active matrix liquid crystal display devices
Publication number
20020080295
Publication date
Jun 27, 2002
Sakae Someya
G02 - OPTICS
Information
Patent Application
TFT active matrix liquid crystal display devices
Publication number
20010015776
Publication date
Aug 23, 2001
Sakae Someya
G02 - OPTICS