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non-symmetric about field scanning axis
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H01J2229/4879
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H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J2229/00
Details of cathode ray tubes or electron beam tubes
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H01J2229/4879
non-symmetric about field scanning axis
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Patents Grants
last 30 patents
Information
Patent Grant
Electron gun for color cathode ray tubes with side electron-beam-pa...
Patent number
6,642,646
Issue date
Nov 4, 2003
Orion Electric Co., Ltd.
Oh So Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun in CRT
Patent number
6,635,982
Issue date
Oct 21, 2003
LG Electronics Inc.
Sung Ho Cho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
In-line type electron gun in cathode ray tube
Patent number
6,583,548
Issue date
Jun 24, 2003
LG Electronics Inc.
Sung Ho Cho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color cathode-ray tube having electrostatic quadrupole lens exhibit...
Patent number
6,400,105
Issue date
Jun 4, 2002
Hitachi, Ltd.
Go Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color cathode-ray tube
Patent number
6,396,221
Issue date
May 28, 2002
Hitachi, Ltd.
Go Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode gun with grid electrode having contoured apertures
Patent number
6,255,767
Issue date
Jul 3, 2001
Orion Electric Co., Ltd.
Joo Il Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode system for controlling electrostatic field in electron gu...
Patent number
5,894,191
Issue date
Apr 13, 1999
LG Electronics
Hyun Chul Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
In-line electron gun for color cathode ray tube with cut away struc...
Patent number
5,883,463
Issue date
Mar 16, 1999
Sony Corporation
Norifumi Kikuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color cathode ray tube having an in-line electron gun with asymmetr...
Patent number
5,818,157
Issue date
Oct 6, 1998
U.S. Philips Corporation
Lambert J. Stil
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color display tube comprising an in-line electron gun with astigmat...
Patent number
5,710,479
Issue date
Jan 20, 1998
U.S. Phillips Corporation
Jan P. Adriaanse
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun and cathode-ray tube
Patent number
5,241,237
Issue date
Aug 31, 1993
Hitachi, Ltd.
Masayoshi Misono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color cathode ray tube apparatus
Patent number
5,091,673
Issue date
Feb 25, 1992
Kabushiki Kaisha Toshba
Taketoshi Shimoma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Self-convergent electron gun system
Patent number
5,055,749
Issue date
Oct 8, 1991
Zenith Electronics Corporation
Hsing-Yao Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color CRT system and process with dynamic quadrupole lens structure
Patent number
5,036,258
Issue date
Jul 30, 1991
Zenith Electronics Corporation
Hsing-Yao Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun system with dynamic convergence control
Patent number
5,027,043
Issue date
Jun 25, 1991
Zenith Electronics Corporation
Hsing-Yao Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode ray tube apparatus with quadrupole electrode structure
Patent number
4,886,999
Issue date
Dec 12, 1989
Mitsubishi Denki Kabushiki Kaishi
Hisakazu Yamane
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tubes having uniquely formed lens ap...
Patent number
4,833,364
Issue date
May 23, 1989
Hitachi, Ltd.
Yukihiro Izumida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
In-line electron gun structure for color cathode ray tube having ob...
Patent number
4,766,344
Issue date
Aug 23, 1988
North American Philips Consumer Electronics Corp.
Donald L. Say
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun with large aperture auxiliary electrode
Patent number
4,712,043
Issue date
Dec 8, 1987
Kabushiki Kaisha Toshiba
Shigeo Takenaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color display tube wtih overlapping field lens having a field corre...
Patent number
4,668,892
Issue date
May 26, 1987
U.S. Philips Corporation
Antonius H. P. M. Peels
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color cathode ray tube in-line electron gun focusing electrode with...
Patent number
4,656,391
Issue date
Apr 7, 1987
North American Philips Consumer Electronics Corp.
Donald L. Say
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Electrode of electron gun for cathode ray tube
Publication number
20020185954
Publication date
Dec 12, 2002
Akihiro Nagase
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electron gun in CRT
Publication number
20020079818
Publication date
Jun 27, 2002
Sung Ho Cho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
In -line type electron gun in cathode ray tube
Publication number
20010050525
Publication date
Dec 13, 2001
LG Electronics Inc.
Sung Ho Cho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COLOR CATHODE-RAY TUBE HAVING ELECTROSTATIC QUADRUPOLE LENS EXHIBIT...
Publication number
20010013760
Publication date
Aug 16, 2001
GO UCHIDA
H01 - BASIC ELECTRIC ELEMENTS