ClassID:

205458

H01J43/22 - CPC Classification

Classification description:

Secondary-emission tubes; Electron-multiplier tubes; Electron multipliers; Electrode arrangements; Electrode arrangements using essentially more than one dynode Dynodes consisting of electron-permeable material, e.g. foil, grid, tube, venetian blind

Recent Application in this class:
#1
20230298873
2023-09-21

Electron multipliers having improved gain stability

#2
20230238227
2023-07-27

CHARGED PARTICLE DETECTOR

#3
20230015584
2023-01-19

INSTRUMENTS INCLUDING AN ELECTRON MULTIPLIER

#4
20220068621
2022-03-03

Long life electron multiplier

#5
20210343517
2021-11-04

Ion detector and mass spectrometer each including multiple dynodes

#6
20210242002
2021-08-05

Gas electron multiplier board photomultiplier

#7
20200258725
2020-08-13

Electron tube module and optical device

#8
20190355562
2019-11-21

Photomultiplier and methods of making it

#9
20190006159
2019-01-03

Photomultiplier and methods of making it

#10
20160172169
2016-06-16

Electron multiplier and photomultiplier including the same

#11
20130146778
2013-06-13

Electron multiplier detector formed from a highly doped nanodiamond layer

#12
20130033175
2013-02-07

Electron multiplier and photomultiplier including the same

#13
20120091890
2012-04-19

Photomultiplier tube

#14
20120091889
2012-04-19

Photomultiplier tube

#15
20120091316
2012-04-19

Photomultiplier tube having a plurality of stages of dynodes with recessed surfaces

#16
20110133055
2011-06-09

Microstructure photomultiplier assembly

#17
20110095174
2011-04-28

Charged-particle detector

#18
20110001043
2011-01-06

Detector device for high mass ion detection, a method for analyzing ions of high mass and a device for selection between ion detectors

#19
20100213837
2010-08-26

Photomultiplier tube

#20
20100039014
2010-02-18

ELECTRON MULTIPLIERS

#21
20090160332
2009-06-25

Photomultiplier tube, radiation detecting device, and photomultiplier tube manufacturing method

#22
20090140151
2009-06-04

Photomultiplier tube and radiation detecting device

#23
20090009077
2009-01-08

Photomultiplier tube and radiation detecting device employing the photomultiplier tube

#24
20070040096
2007-02-22

Photodetector using photomultiplier and gain control method

#25
20060291882
2006-12-28

Imaging machine using a large area electron multiplier

#26
20060289748
2006-12-28

Particle detector for secondary ions and direct and or indirect secondary electrons

#27
20060232205
2006-10-19

Electron multiplier including dynode unit, insulating plates, and columns

#28
20060164008
2006-07-27

Electron multiplier unit including first and second support members and photomultiplier including the same

#29
20060164007
2006-07-27

Electron multiplier unit including first and second support members and photomultiplier including the same

#30
20060145054
2006-07-06

Electron multiplier

#31
20060028134
2006-02-09

Electron-multiplier and photo-multiplier having dynodes with partitioning parts

#32
20050151054
2005-07-14

Micro-engineered electron multipliers

#33
20050110379
2005-05-26

Electron-multiplier and photo-multiplier having dynodes with partitioning parts

#34
20050104527
2005-05-19

Transmitting type secondary electron surface and electron tube

#35
20050093410
2005-05-05

Electron multipliers and radiation detectors

#36
20050067932
2005-03-31

Foil electron multiplier