Electron guns using a field emission, photo emission, or secondary emission electron source

Industry

CPC
H01J3/021

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J3/00Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps

Current Industry

H01J3/021Electron guns using a field emission, photo emission, or secondary emission electron source

Industries

Patents Grantslast 30 patents

Information Patent Grant
Electron gun, electron beam applicator, emission axis verification...
- Patent number 12,080,507
- Issue date Sep 3, 2024
- Photo electron Soul Inc.
- Hokuto Iijima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron photoinjector
- Patent number 11,562,874
- Issue date Jan 24, 2023
- Arizona Board of Regents on behalf of Arizona State University
- William Graves
- H01 - BASIC ELECTRIC ELEMENTS
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
Incident axis alignment method for electron gun equipped with photo...
- Patent number 11,417,494
- Issue date Aug 16, 2022
- Photo electron Soul Inc.
- Reiki Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing electron source
- Patent number 11,373,836
- Issue date Jun 28, 2022
- 38th Research Institute, China Electronics Technology Group Corporation
- Xuehui Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron beam generator and electron beam applicator
- Patent number 11,302,507
- Issue date Apr 12, 2022
- Photo electron Soul Inc.
- Tomohiro Nishitani
- H01 - BASIC ELECTRIC ELEMENTS
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
Electron gun, electron beam applicator, method for releasing electr...
- Patent number 11,195,685
- Issue date Dec 7, 2021
- Photo electron Soul Inc.
- Hokuto Iijima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron source and electron gun
- Patent number 11,189,453
- Issue date Nov 30, 2021
- 38th Research Institute, China Electronics Technology Group Corporation
- Huarong Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Devices having an electron emitting structure
- Patent number 11,101,095
- Issue date Aug 24, 2021
- NANO-X IMAGING LTD
- Koichi Iida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron photoinjector
- Patent number 11,031,206
- Issue date Jun 8, 2021
- Arizona Board of Regents on behalf of Arizona State University
- William (Bill) Graves
- 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
Electron emission device and method for manufacturing the same
- Patent number 10,692,680
- Issue date Jun 23, 2020
- SHARP KABUSHIKI KAISHA
- Kenichiro Nakamatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission device and field emission method
- Patent number 10,651,001
- Issue date May 12, 2020
- Meidensha Corporation
- Daizo Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tunable charged particle vortex beam generator and method
- Patent number 10,607,804
- Issue date Mar 31, 2020
- Forschungszentrum Julich GmbH
- Amir Tavabi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission device with ground electrode
- Patent number 10,438,765
- Issue date Oct 8, 2019
- Electronics and Telecommunications Research Institute
- Jin Woo Jeong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical modulation of on-chip thermionic emission using resonant ca...
- Patent number 10,403,484
- Issue date Sep 3, 2019
- University of Southern California
- Fatemeh Rezaeifar Bayat
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Devices having an electron emitting structure
- Patent number 10,242,836
- Issue date Mar 26, 2019
- NANOX IMAGING PLC
- Koichi Iida
- G01 - MEASURING TESTING
Information Patent Grant
Applications of graphene grids in vacuum electronics
- Patent number 10,056,219
- Issue date Aug 21, 2018
- Elwha LLC
- William David Duncan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for generating x-ray radiation in an external magnetic field
- Patent number 9,960,003
- Issue date May 1, 2018
- Siemens Aktiengesellschaft
- Andreas Geisler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Detecting system based on terahertz wave
- Patent number 9,852,871
- Issue date Dec 26, 2017
- Tsinghua University
- Peng Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tera Hertz reflex klystron
- Patent number 9,837,241
- Issue date Dec 5, 2017
- Tsinghua University
- Peng Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission electron source and field emission device
- Patent number 9,666,400
- Issue date May 30, 2017
- Tsinghua University
- Cai-Lin Guo
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Field-emission device with improved beams-convergence
- Patent number 9,666,401
- Issue date May 30, 2017
- Electronics and Telecommunications Research Institute
- So Ra Park
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Applications of graphene grids in vacuum electronics
- Patent number 9,659,735
- Issue date May 23, 2017
- Elwha LLC
- William David Duncan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic device multi-layer graphene grid
- Patent number 9,659,734
- Issue date May 23, 2017
- Elwha LLC
- William David Duncan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic device graphene grid
- Patent number 9,646,798
- Issue date May 9, 2017
- Elwha LLC
- Roderick A. Hyde
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission device with nanotube or nanowire grid
- Patent number 9,627,168
- Issue date Apr 18, 2017
- Elwha LLC
- Roderick A. Hyde
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission cathode and field emission device
- Patent number 9,552,953
- Issue date Jan 24, 2017
- Tsinghua University
- Bing-Chu Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron source
- Patent number 9,552,955
- Issue date Jan 24, 2017
- Siemens Healthcare GmbH
- Moritz Beckmann
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRON EMITTER STRUCTURE, EXTERNAL PHOTOELECTRIC EFFECT EMITTER,...
- Publication number 20240266134
- Publication date Aug 8, 2024
- DBT GMBH
- THEODOR DOLL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION CATHODE DEVICE AND METHOD OF FORMING A FIELD EMISSIO...
- Publication number 20230411101
- Publication date Dec 21, 2023
- NCX Corporation
- Jian ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON GUN AND ELECTRON BEAM APPLICATION DEVICE
- Publication number 20230402246
- Publication date Dec 14, 2023
- HITACHI HIGH-TECH CORPORATION
- Hideo MORISHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONCURRENT LASER CLEANING AND SPECTROSCOPIC CLEANLINESS MONITORING
- Publication number 20230393074
- Publication date Dec 7, 2023
- FEI Company
- Joseph Christian
- G01 - MEASURING TESTING
Information Patent Application
PULSED GENERATOR OF ELECTRICALLY CHARGED PARTICLES AND METHOD FOR U...
- Publication number 20220367139
- Publication date Nov 17, 2022
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Marie GELEOC
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON GUN, ELECTRON BEAM APPLICATION DEVICE, METHOD FOR VERIFYIN...
- Publication number 20220359146
- Publication date Nov 10, 2022
- PHOTO ELECTRON SOUL INC.
- Hokuto Iijima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON PHOTOINJECTOR
- Publication number 20210398768
- Publication date Dec 23, 2021
- Arizona Board of Regents on behalf of Arizona State University
- William (Bill) Graves
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INCIDENT AXIS ALIGNMENT METHOD FOR ELECTRON GUN EQUIPPED WITH PHOTO...
- Publication number 20210375578
- Publication date Dec 2, 2021
- PHOTO ELECTRON SOUL INC.
- Reiki Watanabe
- 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
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
ELECTRON GUN, ELECTRON BEAM APPLICATION DEVICE, METHOD FOR EMITTING...
- Publication number 20210134551
- Publication date May 6, 2021
- PHOTO ELECTRON SOUL INC.
- Hokuto Iijima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON SOURCE AND ELECTRON GUN
- Publication number 20210050175
- Publication date Feb 18, 2021
- 38th Research Institute, China Electronics Technology Group Corporation
- Huarong LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MANUFACTURING ELECTRON SOURCE
- Publication number 20210050176
- Publication date Feb 18, 2021
- 38th Research Institute, China Electronics Technology Group Corporation
- Xuehui WANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON BEAM GENERATOR AND ELECTRON BEAM APPLICATION DEVICE
- Publication number 20210035766
- Publication date Feb 4, 2021
- PHOTO ELECTRON SOUL INC.
- Tomohiro Nishitani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON FIELD EFFECT EMITTER
- Publication number 20200388459
- Publication date Dec 10, 2020
- Siemens Healthcare GmbH
- Jörg Freudenberger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON PHOTOINJECTOR
- Publication number 20200083014
- Publication date Mar 12, 2020
- Arizona Board of Regents on behalf of Arizona State University
- William (Bill) Graves
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Chip Scale Encapsulated Vacuum Field Emission Device Integrated Cir...
- Publication number 20200020501
- Publication date Jan 16, 2020
- The Charles Stark Draper Laboratory, Inc.
- Jonathan J. Bernstein
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION DEVICE AND FIELD EMISSION METHOD
- Publication number 20190333730
- Publication date Oct 31, 2019
- MEIDENSHA CORPORATION
- Daizo TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON EMISSION DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20190304732
- Publication date Oct 3, 2019
- Sharp Kabushiki Kaisha
- Kenichiro NAKAMATSU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICES HAVING AN ELECTRON EMITTING STRUCTURE
- Publication number 20190189383
- Publication date Jun 20, 2019
- NANOX IMAGING PLC
- Koichi Iida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS FOR GENERATING X-RAY RADIATION IN AN EXTERNAL MAGNETIC FIELD
- Publication number 20180019088
- Publication date Jan 18, 2018
- Andreas Geisler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Applications of Graphene Grids in Vacuum Electronics
- Publication number 20170323755
- Publication date Nov 9, 2017
- Elwha LLC
- William David Duncan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICES HAVING AN ELECTRON EMITTING STRUCTURE
- Publication number 20150092923
- Publication date Apr 2, 2015
- NANOX IMAGING PLC
- Koichi Iida
- G01 - MEASURING TESTING
Information Patent Application
GUN CONFIGURED TO GENERATE CHARGED PARTICLES
- Publication number 20140346368
- Publication date Nov 27, 2014
- National University of Singapore
- Anjam Khursheed
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHARGED PARTICLE VORTEX WAVE GENERATION
- Publication number 20140346353
- Publication date Nov 27, 2014
- Johan Verbeeck
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
X-RAY GENERATOR INCLUDING HEAT SINK BLOCK
- Publication number 20140270087
- Publication date Sep 18, 2014
- SRI International
- Shang-hyeun PARK
- B82 - NANO-TECHNOLOGY
Information Patent Application
ULTRA-MINIATURIZED ELECTRON OPTICAL MICROCOLUMN
- Publication number 20140224997
- Publication date Aug 14, 2014
- Industry-University Cooperation Foundation Sunmoon University
- Tae Sik OH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRIC FIELD EMITTING SOURCE, ELEMENT USING SAME, AND PRODUCTION...
- Publication number 20140191650
- Publication date Jul 10, 2014
- Korea University Research and Business Foundation
- Cheol Jin Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION CATHODE DEVICE AND FIELD EMISSION EQUIPMENT USING TH...
- Publication number 20140159566
- Publication date Jun 12, 2014
- HON HAI PRECISION INDUSTRY CO., LTD.
- PENG LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Vacuum Encapsulated Hermetically Sealed Diamond Amplified Cathode C...
- Publication number 20140117837
- Publication date May 1, 2014
- Triveni Rao
- H01 - BASIC ELECTRIC ELEMENTS

Electron guns using a field emission, photo emission, or secondary emission electron source

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Electron gun, electron beam applicator, emission axis verification...

Electron photoinjector

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

Incident axis alignment method for electron gun equipped with photo...

Method of manufacturing electron source

Electron beam generator and electron beam applicator

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

Electron gun, electron beam applicator, method for releasing electr...

Electron source and electron gun

Devices having an electron emitting structure

Electron photoinjector

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

Electron emission device and method for manufacturing the same

Field emission device and field emission method

Tunable charged particle vortex beam generator and method

Field emission device with ground electrode

Optical modulation of on-chip thermionic emission using resonant ca...

Devices having an electron emitting structure

Applications of graphene grids in vacuum electronics

Apparatus for generating x-ray radiation in an external magnetic field

Detecting system based on terahertz wave

Tera Hertz reflex klystron

Field emission electron source and field emission device

Field-emission device with improved beams-convergence

Applications of graphene grids in vacuum electronics

Electronic device multi-layer graphene grid

Electronic device graphene grid

Field emission device with nanotube or nanowire grid

Field emission cathode and field emission device

Electron source

Patents Applicationslast 30 patents

ELECTRON EMITTER STRUCTURE, EXTERNAL PHOTOELECTRIC EFFECT EMITTER,...

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

ELECTRON GUN AND ELECTRON BEAM APPLICATION DEVICE

CONCURRENT LASER CLEANING AND SPECTROSCOPIC CLEANLINESS MONITORING

PULSED GENERATOR OF ELECTRICALLY CHARGED PARTICLES AND METHOD FOR U...

ELECTRON GUN, ELECTRON BEAM APPLICATION DEVICE, METHOD FOR VERIFYIN...

ELECTRON PHOTOINJECTOR

INCIDENT AXIS ALIGNMENT METHOD FOR ELECTRON GUN EQUIPPED WITH PHOTO...

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

ELECTRON EMISSION SOURCE AND METHOD FOR MAKING THE SAME

ELECTRON GUN, ELECTRON BEAM APPLICATION DEVICE, METHOD FOR EMITTING...

ELECTRON SOURCE AND ELECTRON GUN

METHOD OF MANUFACTURING ELECTRON SOURCE

ELECTRON BEAM GENERATOR AND ELECTRON BEAM APPLICATION DEVICE

SILICON FIELD EFFECT EMITTER

ELECTRON PHOTOINJECTOR

Chip Scale Encapsulated Vacuum Field Emission Device Integrated Cir...

FIELD EMISSION DEVICE AND FIELD EMISSION METHOD

ELECTRON EMISSION DEVICE AND METHOD FOR MANUFACTURING THE SAME

DEVICES HAVING AN ELECTRON EMITTING STRUCTURE

APPARATUS FOR GENERATING X-RAY RADIATION IN AN EXTERNAL MAGNETIC FIELD

Applications of Graphene Grids in Vacuum Electronics

DEVICES HAVING AN ELECTRON EMITTING STRUCTURE

GUN CONFIGURED TO GENERATE CHARGED PARTICLES

CHARGED PARTICLE VORTEX WAVE GENERATION

X-RAY GENERATOR INCLUDING HEAT SINK BLOCK

ULTRA-MINIATURIZED ELECTRON OPTICAL MICROCOLUMN

ELECTRIC FIELD EMITTING SOURCE, ELEMENT USING SAME, AND PRODUCTION...

FIELD EMISSION CATHODE DEVICE AND FIELD EMISSION EQUIPMENT USING TH...

Vacuum Encapsulated Hermetically Sealed Diamond Amplified Cathode C...