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H01J2229/4862

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

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Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube with subelectrodes
- Patent number 5,744,903
- Issue date Apr 28, 1998
- U.S. Philips Corporation
- Willibrordus A.J.A. Van Der Poel
- 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
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
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
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
Color picture tube having inline electron gun with coma correction...
- Patent number 4,730,144
- Issue date Mar 8, 1988
- RCA Corporation
- Arthur J. Ingle
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents