ClassID:

204842

H01J21/10 - CPC Classification

Classification description:

Vacuum tubes; Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode

Sub-classes:
Recent Application in this class:
#1
20180286621
2018-10-04

SEMICONDUCTOR-FREE VACUUM FIELD EFFECT TRANSISTOR FABRICATION AND 3D VACUUM FIELD EFFECT TRANSISTOR ARRAYS

#2
20180276172
2018-09-27

Circuit for inhibiting single-ended analogue signal noise, and terminal attachment

#3
20170345610
2017-11-30

Method of manufacturing an article with integral active electronic component

#4
20170032921
2017-02-02

Integrated vacuum microelectronic structure and manufacturing method thereof

#5
20160307722
2016-10-20

Nano vacuum gap device with a gate-all-around cathode

#6
20160211107
2016-07-21

Vacuum tube

#7
20160211106
2016-07-21

Vacuum tube

#8
20150279988
2015-10-01

Integrated vacuum microelectronic structure and manufacturing method thereof

#9
20150270089
2015-09-24

Printed active device with a 3D thermionic electronic component

#10
20150187531
2015-07-02

High voltage high current vacuum integrated circuit

#11
20140273706
2014-09-18

Field emission devices and methods for making the same

#12
20130241434
2013-09-19

Dielectric-free triode field emission display device based on double-gate/single-cathode type electron emission units and the device drive methods

#13
20130241389
2013-09-19

VACUUM FIELD EMISSION DEVICES AND METHODS OF MAKING SAME

#14
20120081097
2012-04-05

High voltage high current regulator

#15
20100289577
2010-11-18

Cascade voltage amplifier and method of activating cascaded electron tubes

#16
20100102325
2010-04-29

Vacuum channel transistor and diode emitting thermal cathode electrons, and method of manufacturing the vacuum channel transistor

#17
20100097734
2010-04-22

High speed current shunt

#18
20100072878
2010-03-25

High frequency, cold cathode, triode-type, field-emitter vacuum tube and process for manufacturing the same

#19
20090190383
2009-07-30

High voltage electron tube inverter with individual output phase current control

#20
20090140626
2009-06-04

Vacuum channel transistor and manufacturing method thereof

#21
20090115305
2009-05-07

Triodes using nanofabric articles and methods of making the same

#22
20080258600
2008-10-23

High-frequency, high-voltage electron switch

#23
20080143230
2008-06-19

Field emission devices and methods for making the same

#24
20050018467
2005-01-27

Electronic switching device

#25
20050017648
2005-01-27

Display device

#26
15281768
2017-04-25

Triode tube emulator circuit