Cathodes heated indirectly by an electric current Cathodes heated by electron or ion bombardment

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H01J1/20

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HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J1/00Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps

Current Industry

H01J1/20Cathodes heated indirectly by an electric current Cathodes heated by electron or ion bombardment

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method for tuning work function using surface photo voltage and pro...
- Patent number 12,046,439
- Issue date Jul 23, 2024
- The Board of Trustees of the Leland Stanford Junior University
- Daniel Riley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for introducing aluminum to an ion source
- Patent number 11,996,281
- Issue date May 28, 2024
- Applied Materials, Inc.
- Graham Wright
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-in-cathode high-power microwave (HPM) vacuum tube source an...
- Patent number 11,798,769
- Issue date Oct 24, 2023
- Raytheon Company
- Eric Alan Berry
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical potential energy to electrical kinetic energy converter,...
- Patent number 10,910,211
- Issue date Feb 2, 2021
- Seongsik Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carburized lutetium oxide doped molybdenum cathode and its fabricat...
- Patent number 9,646,796
- Issue date May 9, 2017
- Beijing University of Technology
- Jin-Shu Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing an electrode for a high-pressure discharge lam...
- Patent number 8,876,570
- Issue date Nov 4, 2014
- Osram GmbH
- Wolfgang Seitz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron source
- Patent number 8,436,524
- Issue date May 7, 2013
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yoshinori Terui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
X-ray cathode and method of manufacture thereof
- Patent number 8,385,506
- Issue date Feb 26, 2013
- General Electric Company
- Sergio Lemaitre
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Electron emitter apparatus and method of assembly
- Patent number 8,077,829
- Issue date Dec 13, 2011
- Varian Medical Systems, Inc.
- Paul D. Moore
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method for assembling indirectly-heated cathode assembly
- Patent number 8,011,988
- Issue date Sep 6, 2011
- Nissin Ion Equipment Co., Ltd.
- Kenji Miyabayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emission device comprising carbon nanotubes yarn and metho...
- Patent number 7,638,933
- Issue date Dec 29, 2009
- Beijing FUNATE Innovation Technology Co., Ltd.
- Kai-Li Jiang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Internal conductively-heated cathode
- Patent number 7,471,035
- Issue date Dec 30, 2008
- California Institute of Technology
- Richard Wirz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low consumption cathode structure for cathode ray tubes
- Patent number 7,439,664
- Issue date Oct 21, 2008
- Thomson Licensing
- Christian Galmiche
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated electrode for gas discharge tube, gas discharge t...
- Patent number 7,429,826
- Issue date Sep 30, 2008
- Hamamatsu Photonics K.K.
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated cathode and cathode ray tube having same
- Patent number 7,382,086
- Issue date Jun 3, 2008
- Matsushita Electric Industrial Co., Ltd.
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated electrode for gas discharge tube
- Patent number 7,218,047
- Issue date May 15, 2007
- Hamamatsu Photonics K.K.
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated electrode for gas discharge tube, gas discharge t...
- Patent number 7,193,367
- Issue date Mar 20, 2007
- Hamamatsu Photonics K.K.
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode for electron tube and method for manufacturing the same
- Patent number 7,138,754
- Issue date Nov 21, 2006
- Samsung SDI Co., Ltd.
- Seung-Kwon Han
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 7,078,851
- Issue date Jul 18, 2006
- Hitachi Displays, Ltd.
- Yukio Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode structure for color cathode ray tube
- Patent number 7,071,605
- Issue date Jul 4, 2006
- LG. Philips Displays Korea Co., Ltd.
- Jae Sun Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode for electron tube and method of preparing the same
- Patent number 7,026,749
- Issue date Apr 11, 2006
- Samsung SDI Co., Ltd.
- Hwan-Chul Rho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-yield cathode body, cathode sleeve structure, and cathode-ray...
- Patent number 6,992,427
- Issue date Jan 31, 2006
- Matsushita Electric Industrial Co., Ltd.
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode with optimized thermal efficiency
- Patent number 6,946,781
- Issue date Sep 20, 2005
- THOMSON Licensing S.A.
- Jean-Luc Ricaud
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long-life electron tube device, electron tube cathode, and manufact...
- Patent number 6,882,093
- Issue date Apr 19, 2005
- Matsushita Electric Industrial Co., Ltd.
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated button cathode for an ion source
- Patent number 6,878,946
- Issue date Apr 12, 2005
- Applied Materials, Inc.
- Marvin Farley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun having short length and cathode-ray tube apparatus usi...
- Patent number 6,828,717
- Issue date Dec 7, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yoji Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode material including rare earth metal used as electron emissi...
- Patent number 6,800,990
- Issue date Oct 5, 2004
- Samsung SDI Co., Ltd.
- Jong-Seo Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal cathode and indirectly heated cathode assembly having the same
- Patent number 6,791,251
- Issue date Sep 14, 2004
- Samsung SDI Co., Ltd.
- Dong-Kyun Seo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal cathode for electron tube
- Patent number 6,762,544
- Issue date Jul 13, 2004
- Samsung SDI Co., Ltd.
- Yoon-chang Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 6,737,794
- Issue date May 18, 2004
- LG Philips Displays Korea Co., Ltd.
- Gyung-Sang Lee
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
X-RAY CATHODE FOCUSING ELEMENT
- Publication number 20230197396
- Publication date Jun 22, 2023
- GE Precision Healthcare LLC
- Kevin Kruse
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE INCLUDING AN IONIZER
- Publication number 20200411272
- Publication date Dec 31, 2020
- ATONARP INC.
- Said BOUMSELLEK
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICAL POTENTIAL ENERGY TO ELECTRICAL KINETIC ENERGY CONVERTER,...
- Publication number 20190378707
- Publication date Dec 12, 2019
- Seongsik Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for Producing an Electrode for a High-Pressure Discharge Lam...
- Publication number 20130221842
- Publication date Aug 29, 2013
- Wolfgang Seitz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
X-RAY CATHODE AND METHOD OF MANUFACTURE THEREOF
- Publication number 20110188637
- Publication date Aug 4, 2011
- GENERAL ELECTRIC COMPANY
- Sergio Lemaitre
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron Emitter Apparatus and Method of Assembly
- Publication number 20100284519
- Publication date Nov 11, 2010
- Varian Medical Systems, Inc.
- Paul D. Moore
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON SOURCE
- Publication number 20100090581
- Publication date Apr 15, 2010
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yoshinori Terui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR ASSEMBLING INDIRECTLY-HEATED CATHODE ASSEMBLY
- Publication number 20100015878
- Publication date Jan 21, 2010
- NISSIN ION EQUIPMENT CO., LTD.
- Kenji Miyabayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON EMISSION DEVICE COMPRISING CARBON NANOTUBES YARN AND METHO...
- Publication number 20090289555
- Publication date Nov 26, 2009
- Tsinghua University
- Kai-Li Jiang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lamp with high efficiency linear polarized light output
- Publication number 20090021131
- Publication date Jan 22, 2009
- Daniel Lee Stark
- G02 - OPTICS
Information Patent Application
Electron gun
- Publication number 20060145585
- Publication date Jul 6, 2006
- DENKI KAGAKU KOGYO KABUSHIKI KAISHA
- Yoshinori Terui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated cathode and cathode ray tube having same
- Publication number 20060145586
- Publication date Jul 6, 2006
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Vacuum tube with oxide cathode
- Publication number 20060076871
- Publication date Apr 13, 2006
- KONINLIJKE PHILIPS ELECTRONICS N.V.
- George Gaertner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated electrode for gas discharge tube, gas discharge t...
- Publication number 20060071606
- Publication date Apr 6, 2006
- Hamamatsu Photonics K.K.
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Low consumption cathode structure for cathode ray tubes
- Publication number 20060038475
- Publication date Feb 23, 2006
- Christian Galmiche
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Internally heated cathode
- Publication number 20050082960
- Publication date Apr 21, 2005
- Richard Wirz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Process of manufacturing micronized oxide cathode
- Publication number 20050037134
- Publication date Feb 17, 2005
- CHUNGHWA PICTURE TUBES, LTD.
- Mei Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode for cathode ray tube
- Publication number 20050007004
- Publication date Jan 13, 2005
- Gyeong Sang Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20040183423
- Publication date Sep 23, 2004
- Yukio Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode structure for color cathode ray tube
- Publication number 20040140747
- Publication date Jul 22, 2004
- Jae Sun Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated button cathode for an ion source
- Publication number 20040061068
- Publication date Apr 1, 2004
- APPLIED MATERIALS, INC.
- Marvin Farley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated electrode for gas discharge tube
- Publication number 20040051435
- Publication date Mar 18, 2004
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated electrode for gas discharge tube, gas discharge t...
- Publication number 20040051436
- Publication date Mar 18, 2004
- Koji Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20040041510
- Publication date Mar 4, 2004
- Gyung-Sang Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20040007954
- Publication date Jan 15, 2004
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode for electron tube and method for manufacturing the same
- Publication number 20030178927
- Publication date Sep 25, 2003
- Seung-Kwon Han
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High-yield cathode body, cathode sleeve structure, and cathode-ray...
- Publication number 20030173886
- Publication date Sep 18, 2003
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Indirectly heated button cathode for an ion source
- Publication number 20030168609
- Publication date Sep 11, 2003
- Marvin Farley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode with optimised thermal efficiency
- Publication number 20030164667
- Publication date Sep 4, 2003
- Jean-Luc Ricaud
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode in cathode ray tube
- Publication number 20030127962
- Publication date Jul 10, 2003
- Byung Mook Weon
- H01 - BASIC ELECTRIC ELEMENTS

Cathodes heated indirectly by an electric current Cathodes heated by electron or ion bombardment

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for tuning work function using surface photo voltage and pro...

System and method for introducing aluminum to an ion source

Cathode-in-cathode high-power microwave (HPM) vacuum tube source an...

Electrical potential energy to electrical kinetic energy converter,...

Carburized lutetium oxide doped molybdenum cathode and its fabricat...

Method for producing an electrode for a high-pressure discharge lam...

Electron source

X-ray cathode and method of manufacture thereof

Electron emitter apparatus and method of assembly

Method for assembling indirectly-heated cathode assembly

Electron emission device comprising carbon nanotubes yarn and metho...

Internal conductively-heated cathode

Low consumption cathode structure for cathode ray tubes

Indirectly heated electrode for gas discharge tube, gas discharge t...

Indirectly heated cathode and cathode ray tube having same

Indirectly heated electrode for gas discharge tube

Indirectly heated electrode for gas discharge tube, gas discharge t...

Cathode for electron tube and method for manufacturing the same

Cathode ray tube

Cathode structure for color cathode ray tube

Cathode for electron tube and method of preparing the same

High-yield cathode body, cathode sleeve structure, and cathode-ray...

Cathode with optimized thermal efficiency

Long-life electron tube device, electron tube cathode, and manufact...

Indirectly heated button cathode for an ion source

Electron gun having short length and cathode-ray tube apparatus usi...

Cathode material including rare earth metal used as electron emissi...

Metal cathode and indirectly heated cathode assembly having the same

Metal cathode for electron tube

Cathode ray tube

Patents Applicationslast 30 patents

X-RAY CATHODE FOCUSING ELEMENT

DEVICE INCLUDING AN IONIZER

ELECTRICAL POTENTIAL ENERGY TO ELECTRICAL KINETIC ENERGY CONVERTER,...

Method for Producing an Electrode for a High-Pressure Discharge Lam...

X-RAY CATHODE AND METHOD OF MANUFACTURE THEREOF

Electron Emitter Apparatus and Method of Assembly

ELECTRON SOURCE

METHOD FOR ASSEMBLING INDIRECTLY-HEATED CATHODE ASSEMBLY

ELECTRON EMISSION DEVICE COMPRISING CARBON NANOTUBES YARN AND METHO...

Lamp with high efficiency linear polarized light output

Electron gun

Indirectly heated cathode and cathode ray tube having same

Vacuum tube with oxide cathode

Indirectly heated electrode for gas discharge tube, gas discharge t...

Low consumption cathode structure for cathode ray tubes

Internally heated cathode

Process of manufacturing micronized oxide cathode

Cathode for cathode ray tube

Cathode ray tube

Cathode structure for color cathode ray tube

Indirectly heated button cathode for an ion source

Indirectly heated electrode for gas discharge tube

Indirectly heated electrode for gas discharge tube, gas discharge t...

Cathode ray tube

Cathode ray tube

Cathode for electron tube and method for manufacturing the same

High-yield cathode body, cathode sleeve structure, and cathode-ray...

Indirectly heated button cathode for an ion source

Cathode with optimised thermal efficiency

Cathode in cathode ray tube