Patents-Review.com
ClassID:

204514 ⎘

H01J3/027 - CPC Classification

Classification description:

Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps; Electron guns Construction of the gun or parts thereof

Recent Application in this class:
#1
20230197396
2023-06-22

X-ray cathode focusing element

 #2
20210350995
2021-11-11

Electron gun

 #3
20200395185
2020-12-17

Electron gun

 #4
20200013579
2020-01-09

Magnetically microfocused electron emission source

 #5
20190193193
2019-06-27

ELECTRON BEAM SOURCE AND THE USE OF THE SAME

 #6
20190189383
2019-06-20

Devices having an electron emitting structure

 #7
20190080878
2019-03-14

Electron gun and electron beam device

 #8
20190066963
2019-02-28

Creep resistant electron emitter material and fabrication method

 #9
20190057830
2019-02-21

Electron gun adjustment in a vacuum

 #10
20190057829
2019-02-21

Electron gun thermal dissipation in a vacuum

 #11
20180269024
2018-09-20

Low work function electron beam filament assembly

 #12
20180190464
2018-07-05

Electron gun and X-ray source and CT device having the electron gun

 #13
20180124910
2018-05-03

Compact system for coupling RF power directly into RF LINACS

 #14
20170250051
2017-08-31

Robust electrode with septum rod for biased X-ray tube cathode

 #15
20160358741
2016-12-08

System and method for providing a clean environment in an electron-optical system

 #16
20160314935
2016-10-27

Focusing electrode for cathode arrangement, electron gun, and lithography system comprising such electron gun

 #17
20160293375
2016-10-06

Electron gun and radiation generating apparatus

 #18
20160064174
2016-03-03

Electron gun supporting member and electron gun apparatus

 #19
20160056007
2016-02-25

Triode hollow cathode electron gun for linear particle accelerators

 #20
20150270088
2015-09-24

Electron gun, method of controlling same, and electron beam additive manufacturing machine

 #21
20150187541
2015-07-02

Cathode arrangement, electron gun, and lithography system comprising such electron gun

 #22
20150187533
2015-07-02

Cathode arrangement, electron gun, and lithography system comprising such electron gun

 #23
20150092923
2015-04-02

Devices having an electron emitting structure

 #24
20150022080
2015-01-22

Cathode assembly for use in a radiation generator

 #25
20140346368
2014-11-27

Gun configured to generate charged particles

 #26
20140145589
2014-05-29

Electron beam device, a getter sheet and a method of manufacturing an electron beam device provided with said getter sheet

 #27
20130306878
2013-11-21

Electrode of electrostatic lens and method of manufacturing the same

 #28
20130293091
2013-11-07

Thick-film resistorized ceramic insulators for sealed high voltage tube electrodes

 #29
20130259197
2013-10-03

Electron gun, X-ray generator and X-ray measurement apparatus

 #30
20130035905
2013-02-07

Method and system for operating electron guns in magnetic fields

 #31
20130001443
2013-01-03

APPARATUS FOR GENERATING ELECTRON BEAMS, AND METHOD FOR MANUFACTURING SAME

 #32
20130000253
2013-01-03

Assembly and method for reducing foil wrinkles

 #33
20120257723
2012-10-11

ELECTRON BEAM GENERATOR AND X-RAY GENERATOR INCLUDING THE SAME

 #34
20110284763
2011-11-24

Charged particle source with integrated energy filter

 #35
20110198513
2011-08-18

Control method for electron beam sterilizing device and device performing said method

 #36
20110192986
2011-08-11

ELECTRON BEAM STERILIZING DEVICE

 #37
20110084591
2011-04-14

THERMAL FIELD EMISSION CATHODE

 #38
20110068265
2011-03-24

Electrode unit and charged particle beam device

 #39
20100079053
2010-04-01

Cathode assembly with integral tabs

 #40
20100038556
2010-02-18

Hot cathode and ion source including the same

 #41
20090315444
2009-12-24

Thermal field emission cathode

 #42
20090289195
2009-11-26

Charged particle source with integrated energy filter

 #43
20090195138
2009-08-06

Electron emission device and display device using the same

 #44
20090185661
2009-07-23

Virtual matrix control scheme for multiple spot X-ray source

 #45
20090058305
2009-03-05

Compact high current rare-earth emitter hollow cathode for hall effect thrusters

 #46
20080251736
2008-10-16

Charged particle gun

 #47
20080023642
2008-01-31

Electron gun assembly

 #48
20070210691
2007-09-13

Electron beam gun

 #49
20070096620
2007-05-03

Electron gun

 #50
20070046166
2007-03-01

Cold cathode electron source and electron tube using the same

 #51
20060125368
2006-06-15

Solid state vacuum devices

 #52
20050001552
2005-01-06

Cathode-ray tube

 #53
16203510
2020-02-25

Electron guns for electron beam tools