Patents-Review.com
ClassID:

204481 ⎘

H01J1/46 - CPC Classification

Classification description:

Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps Control electrodes, e.g. grid ; Auxiliary electrodes

Sub-classes:
Recent Application in this class:
#1
20250095944
2025-03-20

ELECTRON GUN USING VIRTUAL SOURCE METHOD

 #2
20240161995
2024-05-16

METHOD FOR AMPLIFYING ELECTROMAGNETIC WAVES WITH WIREBONDED TRIODE

 #3
20230369002
2023-11-16

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

 #4
20230223229
2023-07-13

Triode with wirebonded structure and method of making

 #5
20210134551
2021-05-06

Electron gun, electron beam applicator, method for releasing electrons using electron gun, and method for adjusting focal position of electron beam

 #6
20210082653
2021-03-18

Electron-emission device

 #7
20200388459
2020-12-10

SILICON FIELD EFFECT EMITTER

 #8
20200365360
2020-11-19

Gas field ionization source

 #9
20190341216
2019-11-07

Suspended grid structures for electrodes in vacuum electronics

 #10
20190043685
2019-02-07

Shadowed grid structures for electrodes in vacuum electronics

 #11
20190027334
2019-01-24

Suspended grid structures for electrodes in vacuum electronics

 #12
20170296844
2017-10-19

Beam position monitors for medical radiation machines

 #13
20170256378
2017-09-07

Ion filter and method of manufacturing same

 #14
20160141382
2016-05-19

Fabrication of nanoscale vacuum grid and electrode structure with high aspect ratio dielectric spacers between the grid and electrode

 #15
20140141619
2014-05-22

CAPACITIVELY COUPLED PLASMA EQUIPMENT WITH UNIFORM PLASMA DENSITY

 #16
20130306878
2013-11-21

Electrode of electrostatic lens and method of manufacturing the same

 #17
20130234343
2013-09-12

Through-hole substrate and method of producing the same

 #18
20130229133
2013-09-05

Addressable array of field emission devices

 #19
20130193340
2013-08-01

Electron beam focusing electrode and electron gun using the same

 #20
20130140474
2013-06-06

Control grid design for an electron beam generating device

 #21
20120312966
2012-12-13

Range image sensor

 #22
20100090601
2010-04-15

Grid for vacuum electron device and method for manufacture of same

 #23
20090289542
2009-11-26

Electron beam focusing electrode and electron gun using the same

 #24
20090256463
2009-10-15

Electron emitting device with a gate electrode having a carbon nanotube film and a carbon nanotube reinforcement structure

 #25
20090256462
2009-10-15

Electron emission device and display device using the same

 #26
20070235772
2007-10-11

Field emitter array with split gates and method for operating the same

 #27
20070188091
2007-08-16

Mesh structure and field-emission electron source apparatus using the same

 #28
20070188090
2007-08-16

Field-emission electron source apparatus

 #29
20070188075
2007-08-16

Field-emission electron source apparatus

 #30
20060125368
2006-06-15

Solid state vacuum devices

 #31
20050231089
2005-10-20

Mesh structure of tetraode field-emission display and method of fabricating the same

 #32
20050231088
2005-10-20

Mesh structure of tetraode field-emission display and method of fabricating the same

 #33
16203510
2020-02-25

Electron guns for electron beam tools