non-symmetric about field scanning axis

Industry

CPC
H01J2229/4879

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2229/00Details of cathode ray tubes or electron beam tubes

Current Industry

H01J2229/4879non-symmetric about field scanning axis

Industries

Patents Grantslast 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 Applicationslast 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

non-symmetric about field scanning axis

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Electron gun for color cathode ray tubes with side electron-beam-pa...

Electron gun in CRT

In-line type electron gun in cathode ray tube

Color cathode-ray tube having electrostatic quadrupole lens exhibit...

Color cathode-ray tube

Electrode gun with grid electrode having contoured apertures

Electrode system for controlling electrostatic field in electron gu...

In-line electron gun for color cathode ray tube with cut away struc...

Color cathode ray tube having an in-line electron gun with asymmetr...

Color display tube comprising an in-line electron gun with astigmat...

Electron gun and cathode-ray tube

Color cathode ray tube apparatus

Self-convergent electron gun system

Color CRT system and process with dynamic quadrupole lens structure

Electron gun system with dynamic convergence control

Cathode ray tube apparatus with quadrupole electrode structure

Electron gun for color picture tubes having uniquely formed lens ap...

In-line electron gun structure for color cathode ray tube having ob...

Electron gun with large aperture auxiliary electrode

Color display tube wtih overlapping field lens having a field corre...

Color cathode ray tube in-line electron gun focusing electrode with...

Patents Applicationslast 30 patents

Electrode of electron gun for cathode ray tube

Electron gun in CRT

In -line type electron gun in cathode ray tube

COLOR CATHODE-RAY TUBE HAVING ELECTROSTATIC QUADRUPOLE LENS EXHIBIT...