ClassID:

205805

H01J2201/30484 - CPC Classification

Classification description:

Electrodes common to discharge tubes; Cold cathodes; Field emission cathodes characterised by the emitter material Carbides

Recent Application in this class:
#1
20220189725
2022-06-16

Electron emitter and method of fabricating same

#2
20210142975
2021-05-13

Electron emitter and method of fabricating same

#3
20200388458
2020-12-10

Emitter, electron gun in which same is used, electronic device in which same is used, and method for manufacturing same

#4
20190172674
2019-06-06

Electron emitter and method of fabricating same

#5
20160118214
2016-04-28

Cold field electron emitters based on silicon carbide structures

#6
20150061487
2015-03-05

Cold field electron emitters based on silicon carbide structures

#7
20130200776
2013-08-08

Field emission cathode

#8
20130187532
2013-07-25

Cold field electron emitters based on silicon carbide structures

#9
20110175038
2011-07-21

COATED CARBON NANOFLAKES

#10
20090206723
2009-08-20

WATER-BASED COMPOSITION FOR PREPARING ELECTRON EMITTER AND EMITTER PREPARED USING THE SAME

#11
20090146547
2009-06-11

Field electron emission source

#12
20080287030
2008-11-20

Method of fabricating carbide and nitride nano electron emitters

#13
20080278062
2008-11-13

METHOD OF FABRICATING ELECTRON EMISSION SOURCE, ELECTRON EMISSION DEVICE, AND ELECTRON EMISSION DISPLAY DEVICE INCLUDING THE ELECTRON EMISSION DEVICE

#14
20080029700
2008-02-07

Field emission electron gun and electron beam applied device using the same

#15
15359436
2018-09-25

Thermionic-enhanced field emission electron source composed of transition metal carbide material with sharp emitter end-form

#16
14992870
2016-11-08

Thermal-field type electron source composed of transition metal carbide material

#17
13851732
2016-01-19

Thermal-field type electron source composed of transition metal carbide material with artificial facet