ClassID:

204878

H01J23/165 - CPC Classification

Classification description:

Details of transit-time tubes of the types covered by group; Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge Manufacturing processes or apparatus therefore

Recent Application in this class:
#1
20260038760
2026-02-05

MAGNETO-ELECTROSTATIC SENSING, FOCUSING, AND STEERING OF ELECTRON BEAMS IN VACUUM ELECTRON DEVICES

#2
20250317115
2025-10-09

DIRECTED SELF-ASSEMBLY OF HELICES VIA ELECTRODEPOSITION ON END-TETHERED NANOMEMBRANE RIBBONS FOR MILLIMETER-WAVE TRAVELING-WAVE TUBE AMPLIFIERS

#3
20250182994
2025-06-05

MULTI-LAYER VACUUM ELECTRON DEVICE AND METHOD OF MANUFACTURE

#4
20240258061
2024-08-01

MAGNETO-ELECTROSTATIC SENSING, FOCUSING, AND STEERING OF ELECTRON BEAMS IN VACUUM ELECTRON DEVICES

#5
20240242916
2024-07-18

Multi-layer vacuum electron device and method of manufacture

#6
20220157550
2022-05-19

Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices

#7
20220157549
2022-05-19

Multi-layer vacuum electron device and method of manufacture

#8
20220044904
2022-02-10

Methods of making a self-assembled slow-wave structures

#9
20210367573
2021-11-25

Electroplated helical slow-wave structures for high-frequency signals

#10
20200402758
2020-12-24

Slow-wave circuit, traveling wave tube, and method for manufacturing traveling wave tube

#11
20190035592
2019-01-31

Slow waveguide for travelling wave tube

#12
20070293115
2007-12-20

Process for making an on-chip vacuum tube device

#13
20070253715
2007-11-01

Wireless communication system with high efficiency/high power optical source

#14
20060057505
2006-03-16

Vacuum compatible high frequency electromagnetic and millimeter wave source components, devices and methods of micro-fabricating

#15
20060057504
2006-03-16

Method of micro-fabrication of a helical slow wave structure using photo-resist processes

#16
20050061805
2005-03-24

Magnetron for microwave ovens and method of forming same

#17
16396150
2020-03-24

System with a high-power microwave vacuum tube (HPM-VT) device having non-evaporable getters (NEG) integrated in an RF cavity