H01J3/023 - CPC Classification Index

ClassID:

204510 ⎘

H01J3/023 - CPC Classification

Classification description:

Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps; Electron guns Electron guns using electron multiplication

Recent Application in this class:

20180061610

2018-03-01

Energy radiation generator with bi-polar voltage ladder

20150055748

2015-02-26

Energy radiation generator with uni-polar voltage ladder

20150055747

2015-02-26

Energy radiation generator with bi-polar voltage ladder

20100195801

2010-08-05

Miniature, low-power X-ray tube using a microchannel electron generator electron source

20100039014

2010-02-18

ELECTRON MULTIPLIERS

20070235717

2007-10-11

Photovoltaic device and lamp and display using the photovoltaic device

20070114910

2007-05-24

Field emission display device for uniform dispersion of electrons

20050253497

2005-11-17

Vacuum display device with reduced ion damage