Cathodes

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CPC
H01J2223/04

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2223/00Details of transit-time tubes of the types covered by group H01J2225/00

Current Industry

H01J2223/04Cathodes

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Patents Grantslast 30 patents

Information Patent Grant
Field-emission cathode, with optical control
- Patent number 8,035,295
- Issue date Oct 11, 2011
- Thales
- Pierre Legagneux
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Article comprising aligned nanowires
- Patent number 6,741,019
- Issue date May 25, 2004
- Agere Systems, INC
- Robert William Filas
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Impregnated-type cathode substrate with large particle diameter low...
- Patent number 6,447,355
- Issue date Sep 10, 2002
- Kabushiki Kaisha Toshiba
- Eiichirou Uda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode
- Patent number 6,432,325
- Issue date Aug 13, 2002
- TDK Corporation
- Munemitsu Hamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Impregnated-type cathode substrate with large particle diameter low...
- Patent number 6,304,024
- Issue date Oct 16, 2001
- Kabushiki Kaisha Toshiba
- Eiichirou Uda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for fabricating article comprising aligned truncated carbon...
- Patent number 6,283,812
- Issue date Sep 4, 2001
- Agere Systems Guardian Corp.
- Sungho Jin
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Impregnated type cathode assembly, cathode substrate for use in the...
- Patent number 6,034,469
- Issue date Mar 7, 2000
- Kabushiki Kaisha Toshiba
- Eiichirou Uda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field-emission cathode capable of forming an electron beam having a...
- Patent number 5,929,557
- Issue date Jul 27, 1999
- NEC Corporation
- Hideo Makishima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field-emission cathode having integrated electrical interconnects a...
- Patent number 5,585,689
- Issue date Dec 17, 1996
- NEC Corporation
- Hironori Imura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FIELD-EMISSION CATHODE, WITH OPTICAL CONTROL
- Publication number 20090261727
- Publication date Oct 22, 2009
- THALES
- Pierre Legagneux
- B82 - NANO-TECHNOLOGY

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Field-emission cathode, with optical control

Article comprising aligned nanowires

Impregnated-type cathode substrate with large particle diameter low...

Electrode

Impregnated-type cathode substrate with large particle diameter low...

Process for fabricating article comprising aligned truncated carbon...

Impregnated type cathode assembly, cathode substrate for use in the...

Field-emission cathode capable of forming an electron beam having a...

Field-emission cathode having integrated electrical interconnects a...

Patents Applicationslast 30 patents

FIELD-EMISSION CATHODE, WITH OPTICAL CONTROL