co-operating with or closely associated to an electron gun

Industry

CPC
H01J29/628

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00

Current Industry

H01J29/628co-operating with or closely associated to an electron gun

Industries

Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube
- Patent number 6,657,372
- Issue date Dec 2, 2003
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube
- Patent number 6,614,157
- Issue date Sep 2, 2003
- Matsushita Electric Industrial Co., Ltd.
- Keiji Matsuo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having a low dynamic focus
- Patent number 6,353,282
- Issue date Mar 5, 2002
- Hitachi, Ltd.
- Tutomu Tojyou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having a low dynamic focus voltage
- Patent number 6,331,752
- Issue date Dec 18, 2001
- Hitachi, Ltd.
- Tutomu Tojyou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube
- Patent number 6,313,576
- Issue date Nov 6, 2001
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with electrostatic quadrupole lens
- Patent number 6,051,919
- Issue date Apr 18, 2000
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Focusing electrode in electron gun for color cathode ray tube
- Patent number 6,051,920
- Issue date Apr 18, 2000
- LG Electronics Inc.
- Hyun Cheol Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having a low dynamic focus voltage
- Patent number 6,025,674
- Issue date Feb 15, 2000
- Hitachi Ltd.
- Tutomu Tojyou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube
- Patent number 5,994,826
- Issue date Nov 30, 1999
- Kabushiki Kaisha Toshiba
- Hirofumi Ueno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color display system utilizing double quadrupole lenses under optim...
- Patent number 5,936,338
- Issue date Aug 10, 1999
- Hitachi, Ltd.
- Yoshiaki Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun with focusing electrodes
- Patent number 5,869,925
- Issue date Feb 9, 1999
- LG Electronics, Inc.
- Hyun Cheol Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube
- Patent number 5,739,630
- Issue date Apr 14, 1998
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having a low dynamic focus voltage
- Patent number 5,739,631
- Issue date Apr 14, 1998
- Hitachi, Ltd.
- Tutomu Tojyou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for color cathode ray tube
- Patent number 5,701,053
- Issue date Dec 23, 1997
- Samsung Display Devices Co., Ltd.
- Yong-seok Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube apparatus
- Patent number 5,694,004
- Issue date Dec 2, 1997
- Kabushiki Kaisha Toshiba
- Junichi Kimiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun assembly adapted for a color image receiving tube
- Patent number 5,654,612
- Issue date Aug 5, 1997
- Orion Electric Company, Ltd.
- Kyung Ho Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display device and cathode ray tube
- Patent number 5,633,567
- Issue date May 27, 1997
- U.S. Philips Corporation
- Tjerk G. Spanjer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dynamic off-axis defocusing correction for deflection lens CRT
- Patent number 5,610,475
- Issue date Mar 11, 1997
- Chunghwa Picture Tubes, Ltd.
- Hsing-Yao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having a low dynamic focus voltage
- Patent number 5,608,284
- Issue date Mar 4, 1997
- Hitachi, Ltd.
- Tutomu Tojyou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun body for a color cathode ray tube
- Patent number 5,581,147
- Issue date Dec 3, 1996
- Goldstar Co., Ltd.
- Nam J. Koh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun with dynamic focus
- Patent number 5,523,648
- Issue date Jun 4, 1996
- Samsung Electron Devices
- Wan-Jae Son
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube apparatus
- Patent number 5,517,078
- Issue date May 14, 1996
- Kabushiki Kaisha Toshiba
- Shigeru Sugawara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Focusing means for cathode ray tubes
- Patent number 5,489,814
- Issue date Feb 6, 1996
- The Secretary of State for Defense in Her Britannic Majesty's Government of t...
- John R. Banbury
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode structure of an electron gun for a cathode ray tube
- Patent number 5,455,481
- Issue date Oct 3, 1995
- Goldstar Co., Ltd.
- Jin Y. Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube with electrostatic convergence electrode assembly
- Patent number 5,418,421
- Issue date May 23, 1995
- Sony Corporation
- Kouji Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dynamic off-axis defocusing correction for deflection lens CRT
- Patent number 5,412,277
- Issue date May 2, 1995
- Chunghwa Picture Tubes, Ltd.
- Hsing-Yao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for a color cathode ray tube
- Patent number 5,394,053
- Issue date Feb 28, 1995
- Samsung Electron Devices
- Neung-yong Yun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for a color cathode ray tube
- Patent number 5,386,178
- Issue date Jan 31, 1995
- Samsung Electron Devices Co., Ltd.
- Wan-Jae Son
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode-ray tube
- Patent number 5,384,512
- Issue date Jan 24, 1995
- Kabushiki Kaisha Toshiba
- Eiji Kamohara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube with convergence yoke lens systems
- Patent number 5,367,230
- Issue date Nov 22, 1994
- Sony Corporation
- Yukinobu Iguchi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Color cathode ray tube
- Publication number 20030006688
- Publication date Jan 9, 2003
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode-ray tube
- Publication number 20020153825
- Publication date Oct 24, 2002
- Keiji Matsuo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color cathode ray tube
- Publication number 20020024286
- Publication date Feb 28, 2002
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS

co-operating with or closely associated to an electron gun

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Color cathode ray tube

Cathode-ray tube

Color cathode ray tube having a low dynamic focus

Color cathode ray tube having a low dynamic focus voltage

Color cathode ray tube

Color cathode ray tube with electrostatic quadrupole lens

Focusing electrode in electron gun for color cathode ray tube

Color cathode ray tube having a low dynamic focus voltage

Color cathode ray tube

Color display system utilizing double quadrupole lenses under optim...

Electron gun with focusing electrodes

Color cathode ray tube

Color cathode ray tube having a low dynamic focus voltage

Electron gun for color cathode ray tube

Color cathode ray tube apparatus

Electron gun assembly adapted for a color image receiving tube

Display device and cathode ray tube

Dynamic off-axis defocusing correction for deflection lens CRT

Color cathode ray tube having a low dynamic focus voltage

Electron gun body for a color cathode ray tube

Electron gun with dynamic focus

Color cathode ray tube apparatus

Focusing means for cathode ray tubes

Electrode structure of an electron gun for a cathode ray tube

Cathode-ray tube with electrostatic convergence electrode assembly

Dynamic off-axis defocusing correction for deflection lens CRT

Electron gun for a color cathode ray tube

Electron gun for a color cathode ray tube

Electron gun for cathode-ray tube

Cathode-ray tube with convergence yoke lens systems

Patents Applicationslast 30 patents

Color cathode ray tube

Cathode-ray tube

Color cathode ray tube