| Patents for H01J 23 - Details of transit-time tubes of the types covered by group (3,921) |
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| 02/18/2014 | US8653761 Cascade accelerator |
| 02/18/2014 | US8653733 LED lamp tube |
| 02/13/2014 | US20140042022 Inverted cylindrical magnetron (icm) system and methods of use |
| 02/12/2014 | CN103578891A Filtering tank of magnetron of microwave oven and magnetron provided with filtering tank |
| 02/11/2014 | US8648533 Overmoded cavity bounded by first and second grids for providing electron beam/RF signal interaction that is transversely distributed across the cavity |
| 02/05/2014 | CN103560065A Coupling output segment of gyrotron traveling wave tube amplifier |
| 01/29/2014 | CN203415537U Travelling wave tube with electric-spark detection device |
| 01/29/2014 | CN103541878A Ion accelerator arrangement device for dissipating lost heat |
| 01/28/2014 | CA2556283C Electron beam tubes |
| 01/22/2014 | CN203406264U Magnetron tube core and magnetron |
| 01/22/2014 | CN103535119A Electron source for linear accelerators |
| 01/22/2014 | CN103531419A Magnetron tube core for microwave heating |
| 01/22/2014 | CN103531418A Tool for debugging standing wave of traveling-wave tube |
| 01/21/2014 | US8633585 Device comprising an encapsulation unit |
| 01/15/2014 | EP2684430A1 Electron source for linear accelerators |
| 01/15/2014 | CN103515171A A microwave cavity used for hydrogen atom frequency marking and a method used for reducing microwave cavity temperature coefficients |
| 01/15/2014 | CN102394208B Dipped yttrium oxide-tungsten based yttrium and scandate cathode material and manufacturing method thereof |
| 01/14/2014 | US8629574 Ballast for fluorescent emergency lighting |
| 01/09/2014 | WO2014006779A1 Tungsten alloy part, and discharge lamp, transmitting tube and magnetron using same |
| 01/08/2014 | CN203386710U Energy transmission window for microwave device |
| 01/08/2014 | CN203386709U Attenuation ceramic structure suitable for high-power coupled-cavity travelling wave tube |
| 01/08/2014 | CN203386704U Helix travelling wave tube slow wave clamping structure |
| 01/01/2014 | CN103489741A Helix traveling wave tube dynamic phase velocity gradually-changed thread pitch distribution structure and design method |
| 01/01/2014 | CN102339707B Magnetron with high output power |
| 12/27/2013 | WO2013114351A3 Laser activated magnetic field manipulation of laser driven ion beams |
| 12/25/2013 | CN203367214U Pole shoe with cooling device |
| 12/25/2013 | CN103474316A V-waveband traveling-wave tube energy transmission structure and manufacturing method thereof |
| 12/25/2013 | CN103474315A Slow wave circuit assembly with high-frequency load cutting structure |
| 12/25/2013 | CN103474314A Radial foil-free diode guiding magnetic field system |
| 12/25/2013 | CN103474313A Flat multistage depressed collector for phased array radar travelling wave tube |
| 12/25/2013 | CN103474312A Traveling-wave tube clamping rod and manufacturing method thereof |
| 12/18/2013 | EP2673794A1 Filter for a magnetron power supply lead |
| 12/18/2013 | CN103456587A Wave-band-cross mechanical frequency modulation relativity back wave oscillator |
| 12/12/2013 | US20130327635 Magnetron electrode for plasma processing |
| 12/11/2013 | CN203339104U Travelling-wave tube coupler |
| 12/11/2013 | CN203339103U Structure for connecting microwave power output window and klystron |
| 12/11/2013 | CN103441056A Ridge loading type rectangular waveguide slow wave line |
| 12/11/2013 | CN103441055A Supporter |
| 12/11/2013 | CN103441054A Traveling wave tube collector |
| 12/11/2013 | CN102324362B Circular-arc microstrip curve plane slow wave device |
| 12/10/2013 | US8604723 Interlaced multi-energy radiation sources |
| 12/10/2013 | US8604722 Particle beam cooling device |
| 12/05/2013 | DE3816426A1 Cavity resonator device e.g. coaxial-type magnetron, has changing devices for changing geometry of main cavity resonator, which includes section switched between electrically conductive condition and non-conductive condition |
| 12/04/2013 | CN203325831U Connection structure of negative-electrode and bunching-electrode assembly and klystron pedestal |
| 12/04/2013 | CN203325830U Periodic permanent magnetic structure |
| 12/04/2013 | CN103430274A Electron tube |
| 12/03/2013 | US8598790 Electron accelerator having a coaxial cavity |
| 11/27/2013 | EP2666179A1 Electron tube |
| 11/27/2013 | CN203312248U External absorption attenuation device of multi-beam traveling wave tube |
| 11/20/2013 | CN203300591U Metalized A-side ceramic for magnetron |
| 11/20/2013 | CN101843178B Application of wideband sampling for arc detection with a probabilistic model for quantitatively measuring arc events |
| 11/14/2013 | US20130300287 Generating Microwave Radiation |
| 11/06/2013 | CN203277310U Getter and anode integrated assembling structure |
| 11/06/2013 | CN203277309U Electron gun assembly structure for onboard travelling wave tube |
| 11/06/2013 | CN203277308U High thermal conductive slow wave system heat dissipation structure used in helix traveling wave tube |
| 11/05/2013 | US8575831 EHID lamp having integrated field applicator and optical coupler |
| 10/30/2013 | CN203260549U Microstrip line slow-wave structure |
| 10/23/2013 | EP2654066A2 Microwave adaptors and related oscillator systems |
| 10/23/2013 | CN103367081A Wideband output window of convolution devices |
| 10/23/2013 | CN103367080A Adjustable focusing device with banding electron beams |
| 10/22/2013 | US8564224 High average current, high quality pulsed electron injector |
| 10/16/2013 | CN103354945A Filter for a magnetron power supply lead |
| 10/16/2013 | CN103354199A Ridge-added microstrip line plane slow wave structure |
| 10/15/2013 | CA2556289C Collector arrangement |
| 10/09/2013 | CN103346057A Microwave energy transmission window |
| 10/09/2013 | CN103346056A Two-stage serial-connection terahertz slow wave structure |
| 10/09/2013 | CN103346055A Metalized side-A ceramics for magnetron |
| 10/09/2013 | CN103346054A Thorium tungsten wire used for winding microwave oven magnetron and manufacturing method of thorium tungsten wire |
| 10/09/2013 | CN103346053A 2450-MHz high-power continuous-wave magnetron and preparation method thereof |
| 09/25/2013 | CN203218215U Travelling wave tube hot-wire pin welding structure |
| 09/25/2013 | CN203218214U Collector structure with high recovery efficiency |
| 09/25/2013 | CN103325646A Phase locking and frequency stabilizing gyrotron with periodic multiple-conductor structure |
| 09/25/2013 | CN103325645A Diamond-electrocoppering composite clamping rod for travelling-wave tube and manufacturing method thereof |
| 09/25/2013 | CN102243972B Broadband traveling-wave tube energy output window and manufacturing method thereof |
| 09/25/2013 | CN101789534B High power box-shaped window |
| 09/19/2013 | US20130241407 Harmonic mode magnetron |
| 09/18/2013 | CN103311076A Traveling-wave regenerative-feedback oscillation system |
| 09/18/2013 | CN103311075A Dual-mode travelling-wave tube slow-wave structure |
| 09/18/2013 | CN103311074A Upper magnetic pole structure of magnetron |
| 09/11/2013 | CN103290294A Magnetron cathode, and preparation method and application thereof |
| 09/04/2013 | CN203179833U 水冷式磁控管 Water-cooled magnetron |
| 09/04/2013 | CN103280391A Frequency-tunable axial output relativistic magnetron |
| 09/04/2013 | CN101999042B Device for dissipating lost heat, and ion accelerator arrangement comprising such a device |
| 08/29/2013 | US20130221844 Electron tube |
| 08/21/2013 | CN103258704A 75 kW / 915 MHz high-power continuous wave magnetron |
| 08/21/2013 | CN103258703A Microstrip line slow-wave structure |
| 08/14/2013 | CN203134747U Adjustable filter loading double gap coupling broadband output apparatus |
| 08/14/2013 | CN203134746U Barium aluminate tungsten cathode structure used in pulse hydrogen thyratron |
| 08/14/2013 | CN103247503A Structure and manufacturing method of terahertz cascaded traveling-wave tube frequency multiplier |
| 08/07/2013 | CN203118898U Magnetron connector connection structure |
| 08/07/2013 | CN203118897U Magnetron connector connection structure |
| 08/07/2013 | CN203118896U Water cooling magnetron |
| 08/07/2013 | CN103236390A Diamond energy transmission window for short millimeter wave traveling tubes and manufacturing method of diamond energy transmission window |
| 08/07/2013 | CN103236389A Periodic permanent magnetic structure |
| 08/07/2013 | CN103236388A Cathode and molybdenum sleeve combination structure of traveling wave tube and method for manufacturing cathode and molybdenum sleeve combination structure |
| 08/07/2013 | CN102605192B Preparation method for oxygen-free copper tube for magnetron |
| 08/07/2013 | CN102315062B Long-life filmed impregnated barium-tungsten cathode and preparation method thereof |
| 08/06/2013 | US8502451 Collector and electron tube |
| 07/31/2013 | CN203105031U Air-cooled microwave excitation cavity device |
| 07/31/2013 | CN203103259U Slow wave structure for C-and-X waveband travelling wave tube |