| Patents for H01J 25 - Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons (1,999) |
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| 12/11/2013 | CN103441054A Traveling wave tube collector |
| 12/04/2013 | CN103430274A Electron tube |
| 11/27/2013 | EP2666179A1 Electron tube |
| 11/20/2013 | EP2003787B1 Wireless network system |
| 11/14/2013 | DE102012207930A1 Verfahren zum Betreiben eines Geräts zum Erzeugen einer Mikrowellenstrahlung A method of operating a device for generating a microwave radiation |
| 11/13/2013 | CN103390532A Method for operating device used for generating microwave radiation |
| 11/06/2013 | CN203277310U Getter and anode integrated assembling structure |
| 11/05/2013 | US8575867 Electric field-guided particle accelerator, method, and applications |
| 10/16/2013 | CN103354945A Filter for a magnetron power supply lead |
| 10/09/2013 | CN103346053A 2450-MHz high-power continuous-wave magnetron and preparation method thereof |
| 10/08/2013 | US8553844 Hybrid design of an anode disk structure for high prower X-ray tube configurations of the rotary-anode type |
| 09/25/2013 | CN103325646A Phase locking and frequency stabilizing gyrotron with periodic multiple-conductor structure |
| 09/18/2013 | CN103311074A Upper magnetic pole structure of magnetron |
| 09/12/2013 | WO2013134700A1 Harmonic mode magnetron |
| 09/05/2013 | US20130229109 Low-voltage, multi-beam klystron |
| 09/04/2013 | EP2634789A2 High frequency helical amplifier and oscillator |
| 09/04/2013 | CN203179833U 水冷式磁控管 Water-cooled magnetron |
| 09/04/2013 | CN103280391A Frequency-tunable axial output relativistic magnetron |
| 09/03/2013 | US8525413 Magnetron for microwave oven |
| 08/21/2013 | CN103258704A 75 kW / 915 MHz high-power continuous wave magnetron |
| 08/14/2013 | EP2626883A1 Electromagnetic wave oscillator having multi-tunnel and electromagnetic wave generating apparatus including the electromagnetic wave oscillator |
| 08/14/2013 | CN103247503A Structure and manufacturing method of terahertz cascaded traveling-wave tube frequency multiplier |
| 08/13/2013 | US8508132 Metamaterial cathodes in multi-cavity magnetrons |
| 08/08/2013 | US20130200789 Electromagnetic wave oscillator having multi-tunnel and electromagnetic wave generating apparatus including the electromagnetic wave oscillator |
| 08/07/2013 | CN102605192B Preparation method for oxygen-free copper tube for magnetron |
| 07/31/2013 | CN203103258U Heat shielding structure for travelling wave tube heat filament |
| 07/31/2013 | CN102339711B Magnetron capable of realizing miniaturization of microwave equipment |
| 07/18/2013 | WO2013104637A1 Collector for a travelling wave tube and travelling wave tube having such a collector |
| 07/18/2013 | US20130180851 Magnetic field generator, magnetron cathode and spattering apparatus |
| 07/17/2013 | CN103208408A Method for suppressing secondary electron emission coefficients |
| 07/16/2013 | US8487534 Pierce gun and method of controlling thereof |
| 07/10/2013 | CN203055852U Metalized ceramic insulating ring for magnetron |
| 07/03/2013 | CN102208308B Method for frame mounting of non-intercepting gridded electron gun of klystron |
| 06/26/2013 | CN103177918A Magnetron and plasma processing equipment |
| 06/26/2013 | CN103177917A Magnetron and magnetron sputtering device where magnetron is applied |
| 06/26/2013 | CN103177916A Magnetron and magnetron sputtering device |
| 06/20/2013 | WO2013090342A1 Method and apparatus for inexpensive radio frequency (rf) source based on 2-stage injection-locked magnetrons with a 3-db hybrid combiner for precise and rapid control of output power and phase |
| 06/12/2013 | CN101170039B 磁控管 Magnetron |
| 06/06/2013 | US20130140985 Resonator configuration for microwave generator |
| 06/05/2013 | EP2599101A1 Device for generating thz radiation with free electron beams |
| 06/05/2013 | CN103137399A Coaxial-extraction long-pulse relativistic backward-wave oscillator |
| 06/05/2013 | CN103137398A Multi-frequency shunt terahertz travelling wave tube frequency doubling device |
| 05/30/2013 | US20130134872 Magnetron Power Supply |
| 05/29/2013 | CN102044398B Distributed amplification gyro traveling wave tube amplifier |
| 05/22/2013 | CN101882549B Magnetron |
| 05/21/2013 | US8446096 Terahertz (THz) reverse micromagnetron |
| 05/14/2013 | US8441193 Electronic frequency tuning magnetron |
| 05/14/2013 | US8441191 Multi-cavity vacuum electron beam device for operating at terahertz frequencies |
| 05/08/2013 | CN101459026B Magnetron and method of manufacturing magnetron anode vane |
| 05/07/2013 | US8436493 Microwave generator |
| 05/02/2013 | WO2013061063A1 Magnetron power supply filter |
| 05/02/2013 | US20130106282 Lamp |
| 05/01/2013 | CN202917427U Continuous wave magnetron |
| 04/25/2013 | WO2013029593A3 Apparatus for generating thermodynamically cold microwave plasma |
| 04/23/2013 | US8427058 Traveling-wave tube turn-off body energy circuit |
| 04/23/2013 | US8427057 Microwave frequency structure for microwave tube with beam-containing device with permanent magnets and enhanced cooling |
| 04/17/2013 | CN202888117U Cathode air-intake structure and travelling wave tube with the same |
| 04/04/2013 | WO2013045183A1 Vacuum electron beam arrangement and method for producing an electrode therefor |
| 04/04/2013 | US20130082594 Magnetron |
| 04/03/2013 | CN101540258B 磁控管 Magnetron |
| 03/28/2013 | DE102011053949A1 Vakuum-Elektronenstrahlanordnung und Verfahren zur Herstellung einer Elektrode dafür Vacuum electron arrangement and method for producing an electrode for |
| 03/27/2013 | EP2572367A1 Electron tube |
| 03/20/2013 | CN102117725B Multi-stage depressed collector with lining grid and manufacturing method and application thereof |
| 03/19/2013 | US8400225 Photocapacitively tunable electronic device utilizing electrical resonator with semiconductor junction |
| 03/07/2013 | WO2013029593A2 Apparatus for generating thermodynamically cold microwave plasma |
| 03/06/2013 | CN202772107U Microwave power output device of high power klystron |
| 03/05/2013 | US8390201 Multi-column electron beam exposure apparatus and magnetic field generation device |
| 03/05/2013 | US8390200 Coaxial cavity gyrotron with two electron beams |
| 03/05/2013 | US8390199 Mode-selective interactive structure for gyrotrons |
| 02/20/2013 | CN102938358A Magnetron, sputtering cavity device and sputtering device |
| 02/20/2013 | CN102103960B Outer cylinder side opening type multistage depressed collector component and manufacturing method thereof |
| 02/20/2013 | CN101545094B Rectangular magnetron with assistant edge magnets |
| 02/13/2013 | CN101521134B 磁控管 Magnetron |
| 02/07/2013 | US20130033343 Component having a multipactor-inhibiting carbon nanofilm thereon, apparatus including the component, and methods of manufacturing and using the component |
| 02/06/2013 | EP2553706A1 Magnetron |
| 02/06/2013 | CN101752167B Upper yoke plate structure of magnetron of microwave oven |
| 01/30/2013 | CN102214540B Wide-pulse low-loss negative voltage modulator for control electrode of space traveling wave tube |
| 01/23/2013 | CN101640153B Radiating fin of magnetron |
| 01/17/2013 | US20130015763 Multiple output cavities in sheet beam klystron |
| 01/16/2013 | EP2546861A1 Magnetron, and device using microwaves |
| 01/16/2013 | CN202678274U High average output power box-type output window of large power klystron |
| 01/02/2013 | CN102859633A Electron tube |
| 01/02/2013 | CN101364516B 磁控管 Magnetron |
| 12/27/2012 | US20120326605 Solid state klystron |
| 12/19/2012 | CN102110565B Electron gun frame for space travelling wave tube |
| 12/12/2012 | CN102822937A 磁控管 Magnetron |
| 12/05/2012 | CN102806348A Method for manufacturing space traveling wave tube from porous titanium material |
| 12/04/2012 | US8324811 Magnetron having a transparent cathode and related methods of generating high power microwaves |
| 12/04/2012 | US8324809 Strong power compact microwave tube |
| 11/28/2012 | CN202564170U Miniaturization structure of collector leading wire insulator |
| 11/21/2012 | CN102789941A Magnetron, manufacturing method of magnetron and physical deposition room |
| 11/21/2012 | CN102789940A Method for increasing service life and reliability of domestic space travelling wave tube amplifier |
| 11/21/2012 | CN102789939A Energy output structure of panel vacuum electron device |
| 11/21/2012 | CN102789938A Magnetron, manufacturing method of magnetron and physical deposition room |
| 11/20/2012 | US8314556 Magnetron |
| 11/15/2012 | US20120286658 Modular magnetron |
| 11/14/2012 | CN102208315B Compact relativity backward wave oscillator (RBWO) with adjustable low-frequency-range frequency |
| 11/06/2012 | US8304993 Separate LED lamp tube and light source module formed therefrom |
| 10/31/2012 | CN202513122U Electronic band gap structure, high impedance substrate with electronic band gaps and planar travelling wave tube |
| 10/31/2012 | CN101994092B Magnetron device |