H01J40/18 - CPC Classification Index

ClassID:

205432 ⎘

H01J40/18 - CPC Classification

Classification description:

Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell with luminescent coatings for influencing the sensitivity of the tube, e.g. by converting the input wavelength

Recent Application in this class:

20200111637

2020-04-09

Photocathode designs and methods of generating an electron beam using a photocathode

20190108967

2019-04-11

Electron beam generation and measurement

20190108964

2019-04-11

Photocathode designs and methods of generating an electron beam using a photocathode

20190108963

2019-04-11

Silicon electron emitter designs

20190023982

2019-01-24

Scintillator and electron detector

20180210095

2018-07-26

Integrated coupling of scintillation crystal with photomultiplier in a detector apparatus

20150228439

2015-08-13

Electron tube

20150014544

2015-01-15

Integrated coupling of scintillation crystal with photomultiplier in a detector apparatus

20140265828

2014-09-18

Enhanced photoelectron sources using electron bombardment

#10

20060061273

2006-03-23

Streak tube including control electrode having blocking portion between a photocathode and an anode