of field emission cathodes

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H01J9/025

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HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J9/00Apparatus or processes specially adapted to the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof Recovery of material from discharge tubes or lamps

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H01J9/025of field emission cathodes

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for fabricating silicon die stacks for electron...
- Patent number 12,027,489
- Issue date Jul 2, 2024
- Ukyo Jeong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system for cleaning a field emission cathode device
- Patent number 11,996,282
- Issue date May 28, 2024
- NCX Corporation
- Jian Zhang
- B08 - CLEANING
Information Patent Grant
Field emission cathode device and method of forming a field emissio...
- Patent number 11,967,479
- Issue date Apr 23, 2024
- NCX Corporation
- Jian Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Large scale stable field emitter for high current applications
- Patent number 11,955,306
- Issue date Apr 9, 2024
- MICRO-X LIMITED
- Robert C. Sheehy
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Methods for forming a field emission cathode
- Patent number 11,929,249
- Issue date Mar 12, 2024
- NCX Corporation
- Cheng Qian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Passive and active diamond-based electron emitters and ionizers
- Patent number 11,875,964
- Issue date Jan 16, 2024
- Physical Sciences, Inc.
- Jonathan D. Rameau
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission devices
- Patent number 11,810,774
- Issue date Nov 7, 2023
- Government of the United States as represented by the Secretary of the Air Force
- Joseph M. Connelly
- 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
3D-printed field emission sources for compact systems
- Patent number 11,791,121
- Issue date Oct 17, 2023
- Massachusetts Institute of Technology
- Luis Fernando Velásquez-García
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mechanically-stable electron source
- Patent number 11,749,492
- Issue date Sep 5, 2023
- FEI Company
- Kun Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems, methods and apparatus for fabricating and utilizing a cathode
- Patent number 11,749,486
- Issue date Sep 5, 2023
- Government of the United States as represented by the Secretary of the Air Force
- Brad Winston Hoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emitter and method of fabricating same
- Patent number 11,688,579
- Issue date Jun 27, 2023
- ASML Netherlands B.V.
- Juying Dou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon nanotube field emitter and preparation method thereof
- Patent number 11,542,163
- Issue date Jan 3, 2023
- Tsinghua University
- Peng Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing electric field emission device
- Patent number 11,538,651
- Issue date Dec 27, 2022
- Electronics and Telecommunications Research Institute
- Ki Nam Yun
- B08 - CLEANING
Information Patent Grant
Carbon-metal structure and method for manufacturing carbon-metal st...
- Patent number 11,527,378
- Issue date Dec 13, 2022
- Waseda University
- Suguru Noda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electron emission source based on graphene layer and method for mak...
- Patent number 11,437,213
- Issue date Sep 6, 2022
- Tsinghua University
- Xin-He Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Emitter, electron gun in which same is used, electronic device in w...
- Patent number 11,417,491
- Issue date Aug 16, 2022
- National Institute for Materials Science
- Jie Tang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Ordered nanoscale domains by infiltration of block copolymers
- Patent number 11,401,385
- Issue date Aug 2, 2022
- UChicago Argonne, LLC
- Seth B. Darling
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems, methods and apparatus for fabricating and utilizing a cathode
- Patent number 11,373,833
- Issue date Jun 28, 2022
- Government of the United States, as Represented by the Secretary of the Air F...
- Brad Winston Hoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emitter and method of fabricating same
- Patent number 11,201,032
- Issue date Dec 14, 2021
- ASML Netherlands B.V.
- Juying Dou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charged particle beam source and a method for assembling a charged...
- Patent number 11,189,451
- Issue date Nov 30, 2021
- Applied Materials Israel Ltd.
- Itay Asulin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode structure for cold field electron emission and method of fa...
- Patent number 11,158,479
- Issue date Oct 26, 2021
- National University of Singapore
- Anjam Khursheed
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Diamond semiconductor device
- Patent number 11,011,605
- Issue date May 18, 2021
- Evince Technology Ltd.
- Gareth Andrew Taylor
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical vacuum channel transistor
- Patent number 10,991,537
- Issue date Apr 27, 2021
- International Business Machines Corporation
- Injo Ok
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image intensifier with thin layer transmission layer support struct...
- Patent number 10,943,758
- Issue date Mar 9, 2021
- Elbit Systems of America, LLC
- Arlynn W. Smith
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for the fabrication of electron field emission devices inclu...
- Patent number 10,910,185
- Issue date Feb 2, 2021
- Corporation for National Research Initiatives
- Mehmet Ozgur
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Planar field emission transistor
- Patent number 10,903,034
- Issue date Jan 26, 2021
- WiSys Technology Foundation, Inc.
- Charles D Nelson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon nanotube field emitter and preparation method thereof
- Patent number 10,894,717
- Issue date Jan 19, 2021
- Tsinghua University
- Peng Liu
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Charged particle beam source and a method for assembling a charged...
- Patent number 10,886,092
- Issue date Jan 5, 2021
- Applied Materials Israel Ltd.
- Itay Asulin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon nanotube field emitter and preparation method thereof
- Patent number 10,811,211
- Issue date Oct 20, 2020
- Tsinghua University
- Peng Liu
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR FABRICATING SILICON DIE STACKS FOR ELECTRON...
- Publication number 20240371819
- Publication date Nov 7, 2024
- NANO-X IMAGING LTD.
- Ukyo JEONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LARGE SCALE STABLE FIELD EMITTER FOR HIGH CURRENT APPLICATIONS
- Publication number 20240266136
- Publication date Aug 8, 2024
- MICRO-X LIMITED
- Robert C. SHEEHY
- B82 - NANO-TECHNOLOGY
Information Patent Application
FIELD EMISSION ASSEMBLY AND ELECTROMAGNETIC WAVE GENERATOR INCLUDIN...
- Publication number 20240234071
- Publication date Jul 11, 2024
- AweXome Ray, Inc.
- Hong Soo CHOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FIELD EMISSION ASSEMBLY AND ELECTROMAGNETIC WAVE GENERATOR INCLUDIN...
- Publication number 20240136138
- Publication date Apr 25, 2024
- AweXome Ray, Inc.
- Hong Soo CHOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FIELD EMISSION CATHODE DEVICE AND METHOD OF FORMING A FIELD EMISSIO...
- Publication number 20240079196
- Publication date Mar 7, 2024
- NCX Corporation
- Jian ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR CLEANING A FIELD EMISSION CATHODE DEVICE
- Publication number 20240079197
- Publication date Mar 7, 2024
- NCX Corporation
- Jian ZHANG
- B08 - CLEANING
Information Patent Application
CARBON NANOTUBE BASED COLD CATHODES FOR X-RAY GENERATION
- Publication number 20240062984
- Publication date Feb 22, 2024
- CARESTREAM DENTAL LLC
- Seshadri JAGANNATHAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS FOR FABRICATING SILICON DIE STACKS FOR ELECTRON...
- Publication number 20240047415
- Publication date Feb 8, 2024
- NANO-X IMAGING LTD
- Ukyo JEONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR FORMING A FIELD EMISSION CATHODE
- Publication number 20230420211
- Publication date Dec 28, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD...
- Publication number 20230411103
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD OF FORMING FIELD EMISSION CATHODES BY CO-ELECTRODEPOSITION
- Publication number 20230411104
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS OF FORMING A FIELD EMISSION CATHODE
- Publication number 20230411102
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS OF FORMING A FIELD EMISSION CATHODE
- Publication number 20230411105
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron Source, Method of Manufacturing the Same, And Electron Bea...
- Publication number 20230317401
- Publication date Oct 5, 2023
- Hitachi High-Tech Corporation
- Toshiaki KUSUNOKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
QUASI-MACROSCOPIC COLD CATHODE FIELD EMISSION ELECTRON GUN AND MANU...
- Publication number 20230133255
- Publication date May 4, 2023
- Zhengzhou University of Aeronautics
- Fanguang ZENG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PASSIVE AND ACTIVE DIAMOND-BASED ELECTRON EMITTERS AND IONIZERS
- Publication number 20230005694
- Publication date Jan 5, 2023
- Physical Sciences, Inc.
- Jonathan D. Rameau
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ELECTRON SOURCE BASED ON FIELD EMISSION AND PRODUCTION PROCESS FOR...
- Publication number 20230005695
- Publication date Jan 5, 2023
- Centre National de la Recherche Scientifique
- Alain DEGIOVANNI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON NANOTUBE (CNT) PASTE EMITTER, METHOD OF MANUFACTURING THE SA...
- Publication number 20220399177
- Publication date Dec 15, 2022
- Korea University Research and Business Foundation
- Cheol Jin LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CATHODE MEMBER FOR ELECTRON BEAM GENERATION, AND METHOD FOR MANUFAC...
- Publication number 20220336179
- Publication date Oct 20, 2022
- KOBELCO RESEARCH INSTITUTE, INC.
- Kenji KOGA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
MECHANICALLY-STABLE ELECTRON SOURCE
- Publication number 20220293387
- Publication date Sep 15, 2022
- FEI Company
- Kun Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING ELECTRIC FIELD EMISSION DEVICE
- Publication number 20220208501
- Publication date Jun 30, 2022
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Ki Nam YUN
- B08 - CLEANING
Information Patent Application
ELECTRON EMITTER AND METHOD OF FABRICATING SAME
- Publication number 20220189725
- Publication date Jun 16, 2022
- ASML NETHERLANDS B.V.
- Juying DOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Field Emission Devices
- Publication number 20220068584
- Publication date Mar 3, 2022
- Government of the United States, as represented by the Secretary of the Air F...
- Joseph M. Connelly
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PASSIVE AND ACTIVE DIAMOND-BASED ELECTRON EMITTERS AND IONIZERS
- Publication number 20220037104
- Publication date Feb 3, 2022
- Physical Sciences, Inc.
- Jonathan D. Rameau
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON-METAL STRUCTURE AND METHOD FOR MANUFACTURING CARBON-METAL ST...
- Publication number 20210375572
- Publication date Dec 2, 2021
- WASEDA UNIVERSITY
- Suguru NODA
- B82 - NANO-TECHNOLOGY
Information Patent Application
ELECTRON EMISSION SOURCE AND METHOD FOR MAKING THE SAME
- Publication number 20210193425
- Publication date Jun 24, 2021
- TSINGHUA UNIVERSITY
- XIN-HE YANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHARGED PARTICLE BEAM SOURCE AND A METHOD FOR ASSEMBLING A CHARGED...
- Publication number 20210175040
- Publication date Jun 10, 2021
- APPLIED MATERIALS ISRAEL LTD.
- Itay Asulin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CATHODE STRUCTURE FOR COLD FIELD ELECTRON EMISSION AND METHOD OF FA...
- Publication number 20210159038
- Publication date May 27, 2021
- National University of Singapore
- Anjam KHURSHEED
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON EMITTER AND METHOD OF FABRICATING SAME
- Publication number 20210142975
- Publication date May 13, 2021
- ASML NETHERLANDS B.V.
- Juying Dou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON NANOTUBE FIELD EMITTER AND PREPARATION METHOD THEREOF
- Publication number 20210094827
- Publication date Apr 1, 2021
- TSINGHUA UNIVERSITY
- PENG LIU
- H01 - BASIC ELECTRIC ELEMENTS

of field emission cathodes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Systems and methods for fabricating silicon die stacks for electron...

Method and system for cleaning a field emission cathode device

Field emission cathode device and method of forming a field emissio...

Large scale stable field emitter for high current applications

Methods for forming a field emission cathode

Passive and active diamond-based electron emitters and ionizers

Field emission devices

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

3D-printed field emission sources for compact systems

Mechanically-stable electron source

Systems, methods and apparatus for fabricating and utilizing a cathode

Electron emitter and method of fabricating same

Carbon nanotube field emitter and preparation method thereof

Method for manufacturing electric field emission device

Carbon-metal structure and method for manufacturing carbon-metal st...

Electron emission source based on graphene layer and method for mak...

Emitter, electron gun in which same is used, electronic device in w...

Ordered nanoscale domains by infiltration of block copolymers

Systems, methods and apparatus for fabricating and utilizing a cathode

Electron emitter and method of fabricating same

Charged particle beam source and a method for assembling a charged...

Cathode structure for cold field electron emission and method of fa...

Diamond semiconductor device

Vertical vacuum channel transistor

Image intensifier with thin layer transmission layer support struct...

Method for the fabrication of electron field emission devices inclu...

Planar field emission transistor

Carbon nanotube field emitter and preparation method thereof

Charged particle beam source and a method for assembling a charged...

Carbon nanotube field emitter and preparation method thereof

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR FABRICATING SILICON DIE STACKS FOR ELECTRON...

LARGE SCALE STABLE FIELD EMITTER FOR HIGH CURRENT APPLICATIONS

FIELD EMISSION ASSEMBLY AND ELECTROMAGNETIC WAVE GENERATOR INCLUDIN...

FIELD EMISSION ASSEMBLY AND ELECTROMAGNETIC WAVE GENERATOR INCLUDIN...

FIELD EMISSION CATHODE DEVICE AND METHOD OF FORMING A FIELD EMISSIO...

METHOD AND SYSTEM FOR CLEANING A FIELD EMISSION CATHODE DEVICE

CARBON NANOTUBE BASED COLD CATHODES FOR X-RAY GENERATION

SYSTEMS AND METHODS FOR FABRICATING SILICON DIE STACKS FOR ELECTRON...

METHODS FOR FORMING A FIELD EMISSION CATHODE

METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD...

METHOD OF FORMING FIELD EMISSION CATHODES BY CO-ELECTRODEPOSITION

METHODS OF FORMING A FIELD EMISSION CATHODE

METHODS OF FORMING A FIELD EMISSION CATHODE

Electron Source, Method of Manufacturing the Same, And Electron Bea...

QUASI-MACROSCOPIC COLD CATHODE FIELD EMISSION ELECTRON GUN AND MANU...

PASSIVE AND ACTIVE DIAMOND-BASED ELECTRON EMITTERS AND IONIZERS

ELECTRON SOURCE BASED ON FIELD EMISSION AND PRODUCTION PROCESS FOR...

CARBON NANOTUBE (CNT) PASTE EMITTER, METHOD OF MANUFACTURING THE SA...

CATHODE MEMBER FOR ELECTRON BEAM GENERATION, AND METHOD FOR MANUFAC...

MECHANICALLY-STABLE ELECTRON SOURCE

METHOD FOR MANUFACTURING ELECTRIC FIELD EMISSION DEVICE

ELECTRON EMITTER AND METHOD OF FABRICATING SAME

Field Emission Devices

PASSIVE AND ACTIVE DIAMOND-BASED ELECTRON EMITTERS AND IONIZERS

CARBON-METAL STRUCTURE AND METHOD FOR MANUFACTURING CARBON-METAL ST...

ELECTRON EMISSION SOURCE AND METHOD FOR MAKING THE SAME

CHARGED PARTICLE BEAM SOURCE AND A METHOD FOR ASSEMBLING A CHARGED...

CATHODE STRUCTURE FOR COLD FIELD ELECTRON EMISSION AND METHOD OF FA...

ELECTRON EMITTER AND METHOD OF FABRICATING SAME

CARBON NANOTUBE FIELD EMITTER AND PREPARATION METHOD THEREOF