Heaters

Industry

CPC
H01J1/22

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Parent Industries

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

H01J1/22Heaters

Industries

Patents Grantslast 30 patents

Information Patent Grant
Radiotherapy device and microwave source thereof
- Patent number 11,984,292
- Issue date May 14, 2024
- Shanghai United Imaging Healthcare Co., Ltd.
- Cheng Ni
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron source
- Patent number 11,764,026
- Issue date Sep 19, 2023
- ISOTOPX LTD
- Damian Paul Tootell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heaters for hollow cathodes
- Patent number 11,488,799
- Issue date Nov 1, 2022
- PIPL LIMITED
- Maxym Polyakov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron source
- Patent number 11,430,627
- Issue date Aug 30, 2022
- ISOTOPX LTD
- Damian Paul Tootell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-apertured conduction heater
- Patent number 10,741,351
- Issue date Aug 11, 2020
- Lockheed Martin Corporation
- Frans Hendrik Ebersohn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission electron source, method for manufacturing same, and...
- Patent number 10,586,674
- Issue date Mar 10, 2020
- Hitachi High-Technologies Corporation
- Toshiaki Kusunoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-brightness lanthanum hexaboride cathode and method for manufac...
- Patent number 10,553,388
- Issue date Feb 4, 2020
- NUFLARE TECHNOLOGY, INC.
- Victor Katsap
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermionic emission device, focus head, x-ray tube and x-ray radiator
- Patent number 10,043,632
- Issue date Aug 7, 2018
- Siemens Healthcare GmbH
- Anja Fritzler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ion source for multiple charged species
- Patent number 9,818,570
- Issue date Nov 14, 2017
- Varian Semiconductor Equipment Associates, Inc.
- Daniel Alvarado
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hall-effect motor in which the temperature of the cathode-heating d...
- Patent number 9,309,871
- Issue date Apr 12, 2016
- SNECMA
- Frédéric Marchandise
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Tungsten wire, cathode heater and vibration service lamp filament
- Patent number 9,236,212
- Issue date Jan 12, 2016
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Multi-layer heater for an electron gun
- Patent number 8,547,005
- Issue date Oct 1, 2013
- Superior Technical Ceramics, Inc.
- Peter Clark Smith
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermionic emission device
- Patent number 8,227,970
- Issue date Jul 24, 2012
- Siemens Aktiengesellschaft
- Joerg Freudenberger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode structure including barrier for preventing metal bridging f...
- Patent number 7,414,356
- Issue date Aug 19, 2008
- Matsushita Electric Industrial Co., Ltd.
- Yoji Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 7,176,641
- Issue date Feb 13, 2007
- Hitachi Displays, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved indirectly heated cathode struc...
- Patent number 6,614,147
- Issue date Sep 2, 2003
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved heater
- Patent number 6,552,479
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved indirectly heated cathode
- Patent number 6,492,768
- Issue date Dec 10, 2002
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an indirectly heated cathode provided with...
- Patent number 6,335,590
- Issue date Jan 1, 2002
- Hitachi, Ltd.
- Norio Iwamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly heated cathode for a CRT having high purity alumina insu...
- Patent number 6,242,854
- Issue date Jun 5, 2001
- Matsushita Electronics Corporation
- Yoji Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved indirectly heated cathode
- Patent number 6,191,528
- Issue date Feb 20, 2001
- Hitachi, Ltd.
- Norio Iwamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode assembly, electron gun assembly, electron tube, heater, and...
- Patent number 6,130,502
- Issue date Oct 10, 2000
- Kabushiki Kaisha Toshiba
- Kazuo Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with improved cathode structure
- Patent number 5,959,398
- Issue date Sep 28, 1999
- U.S. Philips Corporation
- Franciscus M. M. Snijkers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for preventing filament shorting in a magnetron cathode
- Patent number 5,936,330
- Issue date Aug 10, 1999
- Litton Systems, Inc.
- Richard L. Barbier
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode structure comprising a heating element
- Patent number 5,729,082
- Issue date Mar 17, 1998
- U.S. Philips Corporation
- Franciscus M. M. Snijkers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Indirectly-heated cathode heater structure for a cathode ray tube
- Patent number 5,453,657
- Issue date Sep 26, 1995
- Gold Star Co., Ltd.
- Gong S. Park
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Anisotropic pyrolytic graphite heater
- Patent number 5,444,327
- Issue date Aug 22, 1995
- Varian Associates, Inc.
- Robert C. Treseder
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heater coil for electron tube
- Patent number 5,426,351
- Issue date Jun 20, 1995
- NEC Corporation
- Hironori Imura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode heater structure of an electric gun for a cathode-ray tube...
- Patent number 5,396,147
- Issue date Mar 7, 1995
- Goldstar Co., Ltd.
- Soung H. Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode heater and cathode assembly for microwave power tubes
- Patent number 5,350,969
- Issue date Sep 27, 1994
- Litton Systems, Inc.
- Todd R. Gattuso
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
RADIOTHERAPY DEVICE AND MICROWAVE SOURCE THEREOF
- Publication number 20240297009
- Publication date Sep 5, 2024
- Shanghai United Imaging Healthcare Co., Ltd.
- Cheng NI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIOTHERAPY DEVICE AND MICROWAVE SOURCE THEREOF
- Publication number 20230154716
- Publication date May 18, 2023
- Shanghai United Imaging Healthcare Co., Ltd.
- Cheng NI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON SOURCE
- Publication number 20230028580
- Publication date Jan 26, 2023
- ISOTOPX LTD.
- Damian Paul TOOTELL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AN ELECTRON SOURCE
- Publication number 20200294751
- Publication date Sep 17, 2020
- ISOTOPX LTD.
- Damian Paul TOOTELL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THERMIONIC EMISSION DEVICE, FOCUS HEAD, X-RAY TUBE AND X-RAY RADIATOR
- Publication number 20180053618
- Publication date Feb 22, 2018
- Siemens Healthcare GmbH
- ANJA FRITZLER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ion Source For Multiple Charged Species
- Publication number 20170117113
- Publication date Apr 27, 2017
- Varian Semiconductor Equipment Associates, Inc.
- Daniel Alvarado
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HALL-EFFECT MOTOR IN WHICH THE TEMPERATURE OF THE CATHODE-HEATING D...
- Publication number 20130125526
- Publication date May 23, 2013
- SNECMA
- Frédéric Marchandise
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT
- Publication number 20120285586
- Publication date Nov 15, 2012
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
THERMIONIC EMISSION DEVICE
- Publication number 20100181942
- Publication date Jul 22, 2010
- Joerg Freudenberger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CATHODE HEATER
- Publication number 20100171411
- Publication date Jul 8, 2010
- Aerojet-General Corporation
- Alexander J. Mathers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT
- Publication number 20100084055
- Publication date Apr 8, 2010
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cathode ray tube
- Publication number 20050285498
- Publication date Dec 29, 2005
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube and method for manufacturing the same
- Publication number 20050012835
- Publication date Jan 20, 2005
- Nam Leen Leem
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Tunsten wire, cathode heater, and filament for vibration service lamp
- Publication number 20040244879
- Publication date Dec 9, 2004
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cathode structure, electron gun, and cathode ray tube
- Publication number 20040207307
- Publication date Oct 21, 2004
- Yoji Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved heater
- Publication number 20020033660
- Publication date Mar 21, 2002
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved indirectly heated cathode struc...
- Publication number 20010015613
- Publication date Aug 23, 2001
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved indirectly heated cathode
- Publication number 20010001531
- Publication date May 24, 2001
- Norio Iwamura
- H01 - BASIC ELECTRIC ELEMENTS

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Radiotherapy device and microwave source thereof

Electron source

Heaters for hollow cathodes

Electron source

Multi-apertured conduction heater

Field emission electron source, method for manufacturing same, and...

High-brightness lanthanum hexaboride cathode and method for manufac...

Thermionic emission device, focus head, x-ray tube and x-ray radiator

Ion source for multiple charged species

Hall-effect motor in which the temperature of the cathode-heating d...

Tungsten wire, cathode heater and vibration service lamp filament

Multi-layer heater for an electron gun

Thermionic emission device

Cathode structure including barrier for preventing metal bridging f...

Cathode ray tube

Cathode ray tube having an improved indirectly heated cathode struc...

Cathode ray tube having an improved heater

Cathode ray tube having an improved indirectly heated cathode

Cathode ray tube having an indirectly heated cathode provided with...

Indirectly heated cathode for a CRT having high purity alumina insu...

Cathode ray tube having an improved indirectly heated cathode

Cathode assembly, electron gun assembly, electron tube, heater, and...

Cathode ray tube with improved cathode structure

Apparatus for preventing filament shorting in a magnetron cathode

Cathode structure comprising a heating element

Indirectly-heated cathode heater structure for a cathode ray tube

Anisotropic pyrolytic graphite heater

Heater coil for electron tube

Cathode heater structure of an electric gun for a cathode-ray tube...

Cathode heater and cathode assembly for microwave power tubes

Patents Applicationslast 30 patents

RADIOTHERAPY DEVICE AND MICROWAVE SOURCE THEREOF

RADIOTHERAPY DEVICE AND MICROWAVE SOURCE THEREOF

ELECTRON SOURCE

AN ELECTRON SOURCE

THERMIONIC EMISSION DEVICE, FOCUS HEAD, X-RAY TUBE AND X-RAY RADIATOR

Ion Source For Multiple Charged Species

HALL-EFFECT MOTOR IN WHICH THE TEMPERATURE OF THE CATHODE-HEATING D...

TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT

THERMIONIC EMISSION DEVICE

CATHODE HEATER

TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT

Cathode ray tube

Cathode ray tube and method for manufacturing the same

Tunsten wire, cathode heater, and filament for vibration service lamp

Cathode structure, electron gun, and cathode ray tube

Cathode ray tube having an improved heater

Cathode ray tube having an improved indirectly heated cathode struc...

Cathode ray tube having an improved indirectly heated cathode