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H01J2229/482

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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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H01J2229/482Extraction grids

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Patents Grantslast 30 patents

Information Patent Grant
Method of operating a charged particle gun, charged particle gun, a...
- Patent number 11,232,924
- Issue date Jan 25, 2022
- ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH
- Dieter Winkler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of operating a charged particle gun, charged particle gun, a...
- Patent number 10,861,666
- Issue date Dec 8, 2020
- ICT Integrated Circuit Testing Gesellschaft für Halbletterprüftechnik mbH
- Dieter Winkler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
X-ray tube including hybrid electron emission source
- Patent number 10,147,581
- Issue date Dec 4, 2018
- Electronics and Telecommunications Research Institute
- Jun Tae Kang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode filament assembly
- Patent number 9,916,959
- Issue date Mar 13, 2018
- Koninklijke Philips N.V.
- Marcus Walter Foellmer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
X-ray tube
- Patent number 9,653,248
- Issue date May 16, 2017
- Toshiba Electron Tubes & Devices Co., Ltd.
- Tomonari Ishihara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Radiation generating tube, and radiation generating apparatus and r...
- Patent number 9,401,259
- Issue date Jul 26, 2016
- Canon Kabushiki Kaisha
- Noritaka Ukiyo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cathode-ray tube
- Patent number 6,987,367
- Issue date Jan 17, 2006
- Kabushiki Kaisha Toshiba
- Osamu Ono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 6,800,991
- Issue date Oct 5, 2004
- LG. Philips Displays Korea Co., Ltd.
- Jin Yeal Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode-ray tube and method for manufacturing the...
- Patent number 6,787,977
- Issue date Sep 7, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yuuji Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray, tube including an electron gun having specific relatio...
- Patent number 6,741,020
- Issue date May 25, 2004
- Hitachi, Ltd.
- Shoichi Wakita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode ray tube
- Patent number 6,617,777
- Issue date Sep 9, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yuji Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode ray tube
- Patent number 6,577,052
- Issue date Jun 10, 2003
- Hitachi, Ltd.
- Nobuyuki Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube and method for punched electrode profile with pred...
- Patent number 6,541,903
- Issue date Apr 1, 2003
- Hitachi, Ltd.
- Ken Kagabu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube including an electron gun having specific relation...
- Patent number 6,507,143
- Issue date Jan 14, 2003
- Hitachi, Ltd.
- Shoichi Wakita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for cathode ray tube
- Patent number 6,456,017
- Issue date Sep 24, 2002
- Samsung SDI Co., Ltd.
- Min-cheol Bae
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color Braun tube
- Patent number 6,262,526
- Issue date Jul 17, 2001
- Hitachi, Ltd.
- Hiroshi Miyazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having one piece electrode plate with inclined and...
- Patent number 6,222,310
- Issue date Apr 24, 2001
- Hitachi, Ltd.
- Takeshi Mera
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube
- Patent number 6,133,685
- Issue date Oct 17, 2000
- Matsushita Electronics Corporation
- Masahiko Konda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for providing a resistive lens structure for an electron bea...
- Patent number 6,048,244
- Issue date Apr 11, 2000
- Philips Electronics N.A. Corporation
- William N. Osborne
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cathode-ray tube having unitary electrode plate of different thickn...
- Patent number 6,040,655
- Issue date Mar 21, 2000
- Hitachi, Ltd.
- Takeshi Mera
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun with electrode supports
- Patent number 6,031,326
- Issue date Feb 29, 2000
- Hitachi, Ltd.
- Nobuyuki Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color braun tube
- Patent number 6,028,392
- Issue date Feb 22, 2000
- Hitachi, Ltd.
- Hiroshi Miyazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing an electron gun for a cathode ray tube
- Patent number 5,895,303
- Issue date Apr 20, 1999
- Sony Corporation
- Shingo Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rapidly scanning cathode-ray tube laser
- Patent number 5,789,852
- Issue date Aug 4, 1998
- U.S. Philips Corporation
- Hugo J. Cornelissen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for a cathode ray tube
- Patent number 5,773,925
- Issue date Jun 30, 1998
- Sony Corporation
- Shingo Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rapidly scanning cathode-ray tube laser
- Patent number 5,749,638
- Issue date May 12, 1998
- U.S. Philips Corporation
- Hugo J. Cornelissen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for a cathode ray tube having a plurality of electrode...
- Patent number 5,670,841
- Issue date Sep 23, 1997
- Sony Corporation
- Tsuneo Muti
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube having unitary electrode plate of different thickn...
- Patent number 5,522,750
- Issue date Jun 4, 1996
- Hitachi, Ltd.
- Takeshi Mera
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rapidly scanning cathode ray tube/scanning laser
- Patent number 5,521,464
- Issue date May 28, 1996
- U.S. Philips Corporation
- Gerardus A. H. M. Vrijssen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron beam device having a glass envelope and a focussing lens p...
- Patent number 5,510,670
- Issue date Apr 23, 1996
- Philips Electronics North American Corporation
- William N. Osborne
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EXTRACTION GRID
- Publication number 20240021399
- Publication date Jan 18, 2024
- BÜHLER ALZENAU GMBH
- Holger REUS
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF OPERATING A CHARGED PARTICLE GUN, CHARGED PARTICLE GUN, A...
- Publication number 20210241990
- Publication date Aug 5, 2021
- ICT Integrated Circuit Testing Gesellschaft fur Halbleiterpruftechnik mbH
- Dieter Winkler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIATION GENERATING TUBE, AND RADIATION GENERATING APPARATUS AND R...
- Publication number 20140369470
- Publication date Dec 18, 2014
- Canon Kabushiki Kaisha
- Noritaka Ukiyo
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
ELECTRON GUN, CATHODE RAY TUBE, AND PROJECTOR
- Publication number 20070188071
- Publication date Aug 16, 2007
- Wen Ning Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20050248253
- Publication date Nov 10, 2005
- MATSUSHITA TOSHIBA PICTURE DISPLAY CO., LTD.
- Junichi Kimiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode-ray tube
- Publication number 20040251836
- Publication date Dec 16, 2004
- Osamu Ono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Display tube and display device
- Publication number 20040140751
- Publication date Jul 22, 2004
- Nijs Cornelis Van Der Vaart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20030146685
- Publication date Aug 7, 2003
- Jin Yeal Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved electron gun
- Publication number 20030090192
- Publication date May 15, 2003
- Shoichi Wakita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron gun for cathode-ray tube and method for manufacturing the...
- Publication number 20030015953
- Publication date Jan 23, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO.
- Yuuji Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CATHODE RAY TUBE INCLUDING AN ELECTRON GUN HAVING SPECIFIC RELATION...
- Publication number 20020185955
- Publication date Dec 12, 2002
- Shoichi Wakita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron gun for cathode ray tube
- Publication number 20020003394
- Publication date Jan 10, 2002
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Taguchi
- H01 - BASIC ELECTRIC ELEMENTS

Extraction grids

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of operating a charged particle gun, charged particle gun, a...

Method of operating a charged particle gun, charged particle gun, a...

X-ray tube including hybrid electron emission source

Cathode filament assembly

X-ray tube

Radiation generating tube, and radiation generating apparatus and r...

Cathode-ray tube

Cathode ray tube

Electron gun for cathode-ray tube and method for manufacturing the...

Cathode ray, tube including an electron gun having specific relatio...

Electron gun for cathode ray tube

Electron gun for cathode ray tube

Cathode ray tube and method for punched electrode profile with pred...

Cathode ray tube including an electron gun having specific relation...

Electron gun for cathode ray tube

Color Braun tube

Cathode ray tube having one piece electrode plate with inclined and...

Cathode-ray tube

Method for providing a resistive lens structure for an electron bea...

Cathode-ray tube having unitary electrode plate of different thickn...

Electron gun with electrode supports

Color braun tube

Method of manufacturing an electron gun for a cathode ray tube

Rapidly scanning cathode-ray tube laser

Electron gun for a cathode ray tube

Rapidly scanning cathode-ray tube laser

Electron gun for a cathode ray tube having a plurality of electrode...

Cathode-ray tube having unitary electrode plate of different thickn...

Rapidly scanning cathode ray tube/scanning laser

Electron beam device having a glass envelope and a focussing lens p...

Patents Applicationslast 30 patents

EXTRACTION GRID

METHOD OF OPERATING A CHARGED PARTICLE GUN, CHARGED PARTICLE GUN, A...

RADIATION GENERATING TUBE, AND RADIATION GENERATING APPARATUS AND R...

ELECTRON GUN, CATHODE RAY TUBE, AND PROJECTOR

Cathode ray tube

Cathode-ray tube

Display tube and display device

Cathode ray tube

Cathode ray tube having an improved electron gun

Electron gun for cathode-ray tube and method for manufacturing the...

CATHODE RAY TUBE INCLUDING AN ELECTRON GUN HAVING SPECIFIC RELATION...

Electron gun for cathode ray tube