ClassID:

204500

H01J1/88 - 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 Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies

Sub-classes:
Recent Application in this class:
#1
20240412937
2024-12-12

SURFACE MOUNT ELECTRICAL DEVICES AND METHODS

#2
20240161995
2024-05-16

METHOD FOR AMPLIFYING ELECTROMAGNETIC WAVES WITH WIREBONDED TRIODE

#3
20240161994
2024-05-16

Pincer mount cathode

#4
20240128042
2024-04-18

Electron gun cathode mount

#5
20240029991
2024-01-25

Repeller assembly for mounting into an arc chamber of an ion implanter and arc chamber containing the repeller assembly

#6
20230343541
2023-10-26

Photoelectric-surface electron source

#7
20230290602
2023-09-14

Electrical device having improved surface mounting electrodes

#8
20230223229
2023-07-13

Triode with wirebonded structure and method of making

#9
20230197394
2023-06-22

Field emission device and field emission method

#10
20230134054
2023-05-04

ENERGY BEAM IRRADIATION DEVICE

#11
20220115202
2022-04-14

Gas discharge tube having enhanced ratio of leakage path length to gap dimension

#12
20210012994
2021-01-14

Annular cathode for vacuum tube

#13
20170296844
2017-10-19

Beam position monitors for medical radiation machines

#14
20160233046
2016-08-11

X-ray generation device having multiple metal target members

#15
20150279608
2015-10-01

X-ray generator

#16
20150137677
2015-05-21

Dielectric barrier discharge-type electrode structure for generating plasma having conductive body protrusion on electrodes

#17
20150117617
2015-04-30

X-ray tube

#18
20140370228
2014-12-18

SUBSTRATE STRUCTURE

#19
20140368210
2014-12-18

Cold cathode ionization vacuum gauge and inner wall protection member

#20
20140152175
2014-06-05

Photocathode enhancement system

#21
20140145581
2014-05-29

Ion implanter

#22
20140091702
2014-04-03

Cathode housing suspension of an electron beam device

#23
20130342098
2013-12-26

Corrugated Dielectric for Reliable High-current Charge-emission Devices

#24
20130259197
2013-10-03

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

#25
20130222682
2013-08-29

Strobe device and image pickup device

#26
20120146455
2012-06-14

CLOSELY SPACED ELECTRODES WITH A UNIFORM GAP

#27
20110133621
2011-06-09

Rotating wheel electrode device for gas discharge sources comprising wheel cover for high power operation

#28
20090322221
2009-12-31

Closely spaced electrodes with a uniform gap

#29
20060194156
2006-08-31

Method for forming patterned insulating elements and methods for making electron source and image display device

#30
20060186787
2006-08-24

Cathode substrate for electron emission device and electron emission device with the same

#31
20050156498
2005-07-21

Electron tubes

#32
20050019707
2005-01-27

Method for forming patterned insulating elements and methods for making electron source and image display device

#33
18680888
2025-06-17

Process for fabricating high current field emission cathode containing nanomaterials