H01J3/02 - CPC Classification Index

ClassID:

204507 ⎘

H01J3/02 - 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

Sub-classes:

H01J3/021 » {Electron guns using a field emission, photo emission, or secondary emission electron source} 167
H01J3/023 » {Electron guns using electron multiplication} 8
H01J3/024 » {Electron guns using thermionic emission of cathode heated by electron or ion bombardment or by irradiation by other energetic beams, e.g. by laser} 8
H01J3/025 » {Electron guns using a discharge in a gas or a vapour as electron source } 20
H01J3/026 » {Eliminating deleterious effects due to thermal effects, electric or magnetic field } 8
H01J3/027 » {Construction of the gun or parts thereof } 51
H01J3/028 » {Replacing parts of the gun; Relative adjustment } 5
H01J3/029 » {Schematic arrangements for beam forming} 11

Recent Application in this class:

20200027688

2020-01-23

Substrate processing apparatus

20190259561

2019-08-22

Tunable charged particle vortex beam generator and method

20190069388

2019-02-28

Coupling cancellation in electron acceleration systems

20180336375

2018-11-22

Marking paper products

20180169784

2018-06-21

Additive manufacturing of three-dimensional articles

20160293375

2016-10-06

Electron gun and radiation generating apparatus

20160163500

2016-06-09

Charged particle source

20150270088

2015-09-24

Electron gun, method of controlling same, and electron beam additive manufacturing machine

20150069913

2015-03-12

Ion implantation with charge and direction control

#10

20140346353

2014-11-27

Charged particle vortex wave generation

#11

20140304863

2014-10-09

Marking paper products

#12

20140299789

2014-10-09

Marking paper products

#13

20140299788

2014-10-09

Marking paper products

#14

20140299284

2014-10-09

Marking paper products

#15

20140298929

2014-10-09

Marking paper products

#16

20140000104

2014-01-02

Enclosure and method for handling electron gun or ion gun

#17

20130169157

2013-07-04

Systems and methods for generating coherent matterwave beams

#18

20130140987

2013-06-06

Ion implantation with charge and direction control

#19

20130140977

2013-06-06

Charged particle beam radiation apparatus

#20

20120285647

2012-11-15

Marking paper products

#21

20120248959

2012-10-04

Electron beam source and method of manufacturing the same

#22

20120229024

2012-09-13

Electron source for linear accelerators

#23

20120133281

2012-05-31

Electron beam generating apparatus

#24

20080211376

2008-09-04

Electron gun, electron beam exposure apparatus, and exposure method

#25

20080191144

2008-08-14

Non-axisymmetric charged-particle beam system

#26

20070096620

2007-05-03

Electron gun

#27

20070029497

2007-02-08

Electron beam directed energy device and methods of using same

#28

20060157656

2006-07-20

Multi-radiation source-ferroelectric-based source of plurality of radiation types

#29

20060017002

2006-01-26

Non-axisymmetric charged-particle beam system

#30

20050247876

2005-11-10

Sample dimension measuring method and scanning electron microscope

#31

20050211921

2005-09-29

Electron beam exposure system

#32

20050140269

2005-06-30

Electron emission device including dummy electrodes

#33

20050140268

2005-06-30

Electron emission device

#34

20050001530

2005-01-06

Focusing structure for electron source