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H01J2229/4872

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

Current Industry

H01J2229/4872circular

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Electron gun for color cathode ray tube
- Patent number 6,825,621
- Issue date Nov 30, 2004
- Samsung SDI Co., Ltd.
- Yong-Seok Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode-ray tube
- Patent number 6,674,227
- Issue date Jan 6, 2004
- LG Electronics Inc.
- Tae-Kyu Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with low dynamic correction voltage
- Patent number 6,633,142
- Issue date Oct 14, 2003
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrodes of electron gun
- Patent number 6,586,869
- Issue date Jul 1, 2003
- Samsung SDI Co., Ltd.
- In-gyu Park
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube apparatus
- Patent number 6,486,624
- Issue date Nov 26, 2002
- Kabushiki Kaisha Toshiba
- Junichi Kimiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with low dynamic correction voltage
- Patent number 6,255,788
- Issue date Jul 3, 2001
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Election gun having specific focusing structure
- Patent number 6,172,450
- Issue date Jan 9, 2001
- Sony Corporation
- Makoto Natori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with low dynamic correction voltage
- Patent number 6,031,346
- Issue date Feb 29, 2000
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube comprising an in-line electron gun with exte...
- Patent number 5,834,887
- Issue date Nov 10, 1998
- U.S. Philips Corporation
- Tjerk G. Spanjer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with low dynamic correction voltage
- Patent number 5,828,191
- Issue date Oct 27, 1998
- Hitachi, Ltd.
- Shoji Shirai
- 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
Picture display device provided with an electron gun, and electron...
- Patent number 5,668,448
- Issue date Sep 16, 1997
- U.S. Philips Corporation
- Edwin A. Montie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with reduced halo
- Patent number 5,637,956
- Issue date Jun 10, 1997
- Hitachi, Ltd.
- Mitsuhiro Sugiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having improved focus
- Patent number 5,621,286
- Issue date Apr 15, 1997
- Hitachi, Ltd.
- Tsutomu Toujou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with low dynamic correction voltage
- Patent number 5,610,481
- Issue date Mar 11, 1997
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for color cathode-ray tube
- Patent number 5,506,468
- Issue date Apr 9, 1996
- Goldstar Co., Ltd.
- Nam J. Koh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun with improved withstand voltage for color-picture tube
- Patent number 5,486,735
- Issue date Jan 23, 1996
- Kabushiki Kaisha Toshiba
- Eiji Kamohara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with improved resolution
- Patent number 5,466,983
- Issue date Nov 14, 1995
- Hitachi, Ltd.
- Shoji Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube apparatus
- Patent number 5,449,983
- Issue date Sep 12, 1995
- Kabushiki Kaisha Toshiba
- Shigeru Sugawara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color picture tube having an inline electron gun with three astigma...
- Patent number 5,430,349
- Issue date Jul 4, 1995
- Thomson Tubes & Displays, S.A.
- David A. New
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three gun color CRT which has three grids with the holes in the thi...
- Patent number 5,399,932
- Issue date Mar 21, 1995
- Sony Corporation
- Hiroki Anzai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display device and cathode ray tube
- Patent number 5,347,202
- Issue date Sep 13, 1994
- U.S. Philips Corporation
- Lambert J. Stil
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode-ray tube apparatus
- Patent number 5,262,702
- Issue date Nov 16, 1993
- Kabushiki Kaisha Toshiba
- Taketoshi Shimoma
- 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
Hollow chain link main lens design for color CRT
- Patent number 5,241,240
- Issue date Aug 31, 1993
- Chunghwa Picture Tubes, Ltd.
- Hsing-Yao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for color cathode-ray tube
- Patent number 5,198,719
- Issue date Mar 30, 1993
- Goldstar Co., Ltd.
- Nam J. Koh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun assembly for a color cathode ray tube
- Patent number 5,162,695
- Issue date Nov 10, 1992
- Kabushiki Kaisha Toshiba
- Taketoshi Shimona
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
In-line color picture tube
- Patent number 5,148,081
- Issue date Sep 15, 1992
- Nokia Unterhaltungselektronik GmbH
- Werner Neumann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multistep focusing electron gun for cathode ray tube
- Patent number 5,126,625
- Issue date Jun 30, 1992
- Samsung Electron Devices Co., Ltd.
- Seok-rae Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube apparatus
- Patent number 5,113,112
- Issue date May 12, 1992
- Kabushiki Kaisha Toshiba
- Taketoshi Shimoma
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electron gun for cathode-ray tube and color cathode-ray tube equipp...
- Publication number 20060001349
- Publication date Jan 5, 2006
- MATSUSHITA TOSHIBA PICTURE DISPLAY CO., LTD.
- Tomonari Ishihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron gun for color cathode ray tube
- Publication number 20020101161
- Publication date Aug 1, 2002
- Yong-Seok Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube apparatus
- Publication number 20020047657
- Publication date Apr 25, 2002
- Junichi Kimiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron gun for cathode-ray tube
- Publication number 20020021077
- Publication date Feb 21, 2002
- Tae-Kyu Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color cathode ray tube
- Publication number 20010035708
- Publication date Nov 1, 2001
- Yoshiaki Takahashi
- H01 - BASIC ELECTRIC ELEMENTS

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Electron gun for color cathode ray tube

Electron gun for cathode-ray tube

Cathode ray tube with low dynamic correction voltage

Electrodes of electron gun

Cathode ray tube apparatus

Cathode ray tube with low dynamic correction voltage

Election gun having specific focusing structure

Cathode ray tube with low dynamic correction voltage

Color cathode ray tube comprising an in-line electron gun with exte...

Cathode ray tube with low dynamic correction voltage

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

Picture display device provided with an electron gun, and electron...

Color cathode ray tube with reduced halo

Color cathode ray tube having improved focus

Cathode ray tube with low dynamic correction voltage

Electron gun for color cathode-ray tube

Electron gun with improved withstand voltage for color-picture tube

Cathode ray tube with improved resolution

Color cathode ray tube apparatus

Color picture tube having an inline electron gun with three astigma...

Three gun color CRT which has three grids with the holes in the thi...

Display device and cathode ray tube

Color cathode-ray tube apparatus

Electron gun and cathode-ray tube

Hollow chain link main lens design for color CRT

Electron gun for color cathode-ray tube

Electron gun assembly for a color cathode ray tube

In-line color picture tube

Multistep focusing electron gun for cathode ray tube

Color cathode ray tube apparatus

Patents Applicationslast 30 patents

Electron gun for cathode-ray tube and color cathode-ray tube equipp...

Electron gun for color cathode ray tube

Cathode ray tube apparatus

Electron gun for cathode-ray tube

Color cathode ray tube