Electron guns

Industry

CPC
H01J2203/02

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2203/00Electron or ion optical arrangements common to discharge tubes or lamps

Current Industry

H01J2203/02Electron guns

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Power supply module and charged particle beam device
- Patent number 12,132,411
- Issue date Oct 29, 2024
- HITACHI HIGH-TECH CORPORATION
- Ryo Kadoi
- 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
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
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
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
Electron beam device, cold field emitter, and method for regenerati...
- Patent number 9,847,208
- Issue date Dec 19, 2017
- ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH
- Pavel Adamec
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emitter device with integrated multi-pole electrode structure
- Patent number 9,793,089
- Issue date Oct 17, 2017
- KLA-Tencor Corporation
- Thomas Plettner
- B82 - NANO-TECHNOLOGY
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
X-ray generator including heat sink block
- Patent number 9,508,522
- Issue date Nov 29, 2016
- Samsung Electronics Co., Ltd.
- Shang-hyeun Park
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Field emission cathode device and field emission equipment using th...
- Patent number 9,184,016
- Issue date Nov 10, 2015
- Tsinghua University
- Peng Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emission device and X-ray generator including the same
- Patent number 9,064,670
- Issue date Jun 23, 2015
- Samsung Electronics Co., Ltd.
- Il-hwan Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission device
- Patent number 9,024,544
- Issue date May 5, 2015
- National University Corporation Sizuoka University
- Masayoshi Nagao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mesh electrode adhesion structure, electron emission device and ele...
- Patent number 8,938,049
- Issue date Jan 20, 2015
- Samsung Electronics Co., Ltd.
- Do-yoon Kim
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for manufacturing a carbon nanotube field emission device wi...
- Patent number 8,916,394
- Issue date Dec 23, 2014
- California Institute of Technology
- Risaku Toda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Control grid design for an electron beam generating device
- Patent number 8,791,424
- Issue date Jul 29, 2014
- Tetra Laval Holdings & Finance S.A.
- Dominique Cloetta
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method for making field emission electron source
- Patent number 8,727,827
- Issue date May 20, 2014
- Tsinghua University
- Cai-Lin Guo
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for making field emission electron source array
- Patent number 8,662,951
- Issue date Mar 4, 2014
- Tsinghua University
- Cai-Lin Guo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transmission electron microscope grid and method for making same
- Patent number 8,623,227
- Issue date Jan 7, 2014
- Tsinghua University
- Xiao-Yang Lin
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Field emitter
- Patent number 8,531,097
- Issue date Sep 10, 2013
- Electronics and Telecommunications Research Institute
- Jin Woo Jeong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Matrix-type cold-cathode electron source device
- Patent number 8,384,281
- Issue date Feb 26, 2013
- Panasonic Corporation
- Makoto Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field electron emission source
- Patent number 8,350,459
- Issue date Jan 8, 2013
- Tsinghua University
- Li Qian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spin-polarized electron source
- Patent number 8,344,354
- Issue date Jan 1, 2013
- National University Corporation Nagoya University
- Toru Ujihara
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Cathode assembly containing an ultraviolet light-blocking dielectri...
- Patent number 8,269,210
- Issue date Sep 18, 2012
- E I du Pont de Nemours and Company
- Lap-Tak Andrew Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission device having secondary electron enhancing electrode
- Patent number 8,237,347
- Issue date Aug 7, 2012
- Tsinghua University
- Peng Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
AN ELECTRON GUN CATHODE MOUNT
- Publication number 20240128042
- Publication date Apr 18, 2024
- TWI LIMITED
- Colin RIBTON
- 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
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
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
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
METHOD FOR MAKING FIELD EMISSION ELECTRON SOURCE
- Publication number 20140099852
- Publication date Apr 10, 2014
- HON HAI PRECISION INDUSTRY CO., LTD.
- CAI-LIN GUO
- B82 - NANO-TECHNOLOGY
Information Patent Application
FIELD EMISSION ELECTRON SOURCE AND FIELD EMISSION DEVICE
- Publication number 20140097741
- Publication date Apr 10, 2014
- HON HAI PRECISION INDUSTRY CO., LTD.
- CAI-LIN GUO
- B82 - NANO-TECHNOLOGY
Information Patent Application
MESH ELECTRODE ADHESION STRUCTURE, ELECTRON EMISSION DEVICE AND ELE...
- Publication number 20140010347
- Publication date Jan 9, 2014
- Samsung Electronics Co., Ltd.
- Do-yoon KIM
- B82 - NANO-TECHNOLOGY
Information Patent Application
Corrugated Dielectric for Reliable High-current Charge-emission Dev...
- Publication number 20130342098
- Publication date Dec 26, 2013
- SRI International
- Christopher E. Holland
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON NANOTUBE FIELD EMISSION DEVICE WITH OVERHANGING GATE
- Publication number 20130280830
- Publication date Oct 24, 2013
- Risaku TODA
- B82 - NANO-TECHNOLOGY
Information Patent Application
VACUUM FIELD EMISSION DEVICES AND METHODS OF MAKING SAME
- Publication number 20130241389
- Publication date Sep 19, 2013
- UT-Battelle, LLC
- Roger A. KISNER
- B82 - NANO-TECHNOLOGY
Information Patent Application
ELECTRON EMISSION DEVICE AND X-RAY GENERATOR INCLUDING THE SAME
- Publication number 20130230146
- Publication date Sep 5, 2013
- Samsung Electronics Co., Ltd.
- Il-hwan KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electronic Device Graphene Grid
- Publication number 20130169142
- Publication date Jul 4, 2013
- Elwha LLC
- Roderick A. Hyde
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONVERTER OF ORBITAL MOMENTUM INTO SPIN MOMENTUM FOR THE POLARIZATI...
- Publication number 20130168577
- Publication date Jul 4, 2013
- Consiglio Nazionale Delle Ricerche
- Vincenzo GRILLO
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
CONTROL GRID DESIGN FOR AN ELECTRON BEAM GENERATING DEVICE
- Publication number 20130140474
- Publication date Jun 6, 2013
- Tetra Laval Holdings & Finance S.A.
- Dominique Cloetta
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
FIELD EMITTER
- Publication number 20120306348
- Publication date Dec 6, 2012
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Jin Woo JEONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION DEVICE
- Publication number 20120229051
- Publication date Sep 13, 2012
- NATIONAL UNIVERSITY CORPORATION SIZUOKA UNIVERSITY
- Masayoshi Nagao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON BEAM SOURCE SYSTEM AND METHOD
- Publication number 20120223245
- Publication date Sep 6, 2012
- John Bennett
- B82 - NANO-TECHNOLOGY
Information Patent Application
TRANSMISSION ELECTRON MICROSCOPE GRID AND METHOD FOR MAKING SAME
- Publication number 20120006784
- Publication date Jan 12, 2012
- HON HAI Precision Industry CO., LTD.
- XIAO-YANG LIN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION DEVICE
- Publication number 20110285271
- Publication date Nov 24, 2011
- HON HAI Precision Industry CO., LTD.
- PENG LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPIN-POLARIZED ELECTRON SOURCE
- Publication number 20110089397
- Publication date Apr 21, 2011
- Toru Ujihara
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
FIELD EMISSION ARRAY HAVING CARBON MICROSTRUCTURE AND METHOD OF MAN...
- Publication number 20110089396
- Publication date Apr 21, 2011
- Korea Advanced Institute of Science and Technology
- Seung Seob Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON-EMITTING DEVICE, ELECTRON BEAM APPARATUS AND IMAGE DISPLAY...
- Publication number 20110084590
- Publication date Apr 14, 2011
- Canon Kabushiki Kaisha
- Hideyasu Tashiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON-EMITTING DEVICE, DISPLAY PANEL, AND IMAGE DISPLAY APPARATUS
- Publication number 20110074744
- Publication date Mar 31, 2011
- Canon Kabushiki Kaisha
- Satoru Nitobe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MATRIX-TYPE COLD-CATHODE ELECTRON SOURCE DEVICE
- Publication number 20110057555
- Publication date Mar 10, 2011
- PANASONIC CORPORATION
- Makoto Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON NANOTUBE FIELD EMISSION DEVICE WITH OVERHANGING GATE
- Publication number 20110057164
- Publication date Mar 10, 2011
- California Institute of Technology
- Risaku Toda
- B82 - NANO-TECHNOLOGY
Information Patent Application
CATHODE ASSEMBLY CONTAINING AN ULTRAVIOLET LIGHT-BLOCKING DIELECTRI...
- Publication number 20100252804
- Publication date Oct 7, 2010
- E.I. du Pont de Nemours and Company
- Lap-Tak Andrew Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cold Cathode Electron Emission Source and Method for Manufacture of...
- Publication number 20100237763
- Publication date Sep 23, 2010
- Takao Shiraga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON BEAM APPARATUS AND IMAGE DISPLAYING APPARATUS USING THE SAME
- Publication number 20100201247
- Publication date Aug 12, 2010
- Canon Kabushiki Kaisha
- Takanori Suwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON EMITTING DEVICE AND LIGHT EMITTING DEVICE THEREWITH
- Publication number 20100045166
- Publication date Feb 25, 2010
- So-Ra Lee
- H01 - BASIC ELECTRIC ELEMENTS

Electron guns

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Power supply module and charged particle beam device

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

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

Field emission device with ground electrode

Applications of graphene grids in vacuum electronics

Electron beam device, cold field emitter, and method for regenerati...

Electron emitter device with integrated multi-pole electrode structure

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

X-ray generator including heat sink block

Field emission cathode device and field emission equipment using th...

Electron emission device and X-ray generator including the same

Field emission device

Mesh electrode adhesion structure, electron emission device and ele...

Method for manufacturing a carbon nanotube field emission device wi...

Control grid design for an electron beam generating device

Method for making field emission electron source

Method for making field emission electron source array

Transmission electron microscope grid and method for making same

Field emitter

Matrix-type cold-cathode electron source device

Field electron emission source

Spin-polarized electron source

Cathode assembly containing an ultraviolet light-blocking dielectri...

Field emission device having secondary electron enhancing electrode

Patents Applicationslast 30 patents

AN ELECTRON GUN CATHODE MOUNT

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

Applications of Graphene Grids in Vacuum Electronics

X-RAY GENERATOR INCLUDING HEAT SINK BLOCK

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

METHOD FOR MAKING FIELD EMISSION ELECTRON SOURCE

FIELD EMISSION ELECTRON SOURCE AND FIELD EMISSION DEVICE

MESH ELECTRODE ADHESION STRUCTURE, ELECTRON EMISSION DEVICE AND ELE...

Corrugated Dielectric for Reliable High-current Charge-emission Dev...

CARBON NANOTUBE FIELD EMISSION DEVICE WITH OVERHANGING GATE

VACUUM FIELD EMISSION DEVICES AND METHODS OF MAKING SAME

ELECTRON EMISSION DEVICE AND X-RAY GENERATOR INCLUDING THE SAME

Electronic Device Graphene Grid

CONVERTER OF ORBITAL MOMENTUM INTO SPIN MOMENTUM FOR THE POLARIZATI...

CONTROL GRID DESIGN FOR AN ELECTRON BEAM GENERATING DEVICE

FIELD EMITTER

FIELD EMISSION DEVICE

ELECTRON BEAM SOURCE SYSTEM AND METHOD

TRANSMISSION ELECTRON MICROSCOPE GRID AND METHOD FOR MAKING SAME

FIELD EMISSION DEVICE

SPIN-POLARIZED ELECTRON SOURCE

FIELD EMISSION ARRAY HAVING CARBON MICROSTRUCTURE AND METHOD OF MAN...

ELECTRON-EMITTING DEVICE, ELECTRON BEAM APPARATUS AND IMAGE DISPLAY...

ELECTRON-EMITTING DEVICE, DISPLAY PANEL, AND IMAGE DISPLAY APPARATUS

MATRIX-TYPE COLD-CATHODE ELECTRON SOURCE DEVICE

CARBON NANOTUBE FIELD EMISSION DEVICE WITH OVERHANGING GATE

CATHODE ASSEMBLY CONTAINING AN ULTRAVIOLET LIGHT-BLOCKING DIELECTRI...

Cold Cathode Electron Emission Source and Method for Manufacture of...

ELECTRON BEAM APPARATUS AND IMAGE DISPLAYING APPARATUS USING THE SAME

ELECTRON EMITTING DEVICE AND LIGHT EMITTING DEVICE THEREWITH