| Patents for H01J 23 - Details of transit-time tubes of the types covered by group (3,921) |
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| 03/14/2007 | CN1305088C Capacitor for microwave oven magnetron |
| 03/07/2007 | EP1759401A2 An electrostatic fluid accelerator for and a method of controlling fluid flow |
| 03/07/2007 | CN1303245C Sputtering device and its electrode and manufacturing method of the electrode |
| 03/06/2007 | US7187130 Electron beam tubes including a vacuum envelope seal and having a metallized balance ring |
| 03/01/2007 | US20070046384 Low-spurious-radiation microwave tube |
| 03/01/2007 | US20070046219 Electrostatic fluid accelerator for and a method of controlling fluid flow |
| 02/28/2007 | EP1550293A4 An auxiliary coil driver circuit for a cathode ray tube |
| 02/28/2007 | CN2874763Y Multiple-beam travelling-wave tube barium dipped cathode |
| 02/28/2007 | CN1922553A Gas-slip prepared reduced surface defect optical photoconductor aluminum alloy tube |
| 02/28/2007 | CN1302507C Magnetron and microwave oven and high frequency heating device mounted with the same magnetron respectively |
| 02/28/2007 | CN1302506C Magnetron for microwave oven |
| 02/27/2007 | US7183713 Auxiliary coil driver circuit for a cathode ray tube |
| 02/22/2007 | US20070040510 Microwave generator |
| 02/21/2007 | EP1755141A2 Capacitor of magnetron |
| 02/21/2007 | CN1917130A Multi output microwave source of magnetron in medical use, and microwave therapy unit |
| 02/21/2007 | CN1917129A Low protection cover for filament in magnetron |
| 02/15/2007 | WO2007019150A2 Coherent emission of spontaneous asynchronous radiation |
| 02/15/2007 | WO2007019149A2 Enhanced heteroscopic techniques |
| 02/08/2007 | WO2006124741A3 Non-axisymmetric periodic permanent magnet focusing system |
| 02/08/2007 | US20070030058 Amplifier comprising an electronic tube provided with collectors |
| 02/08/2007 | US20070029952 Coherent emission of spontaneous asynchronous radiation |
| 02/07/2007 | CN2867583Y Magnetron tube shell |
| 02/06/2007 | US7173385 Compact accelerator |
| 02/01/2007 | US20070026231 Method of coating an anode/collector with carbon nanotubes |
| 01/31/2007 | CN2864971Y Vacuum tube build-in components |
| 01/31/2007 | CN2864970Y Radiating device for magnetron |
| 01/31/2007 | CN1298174C An auxiliary coil driver circuit for a cathode ray tube |
| 01/30/2007 | US7169437 Method of coating an anode/collector with carbon nanotubes |
| 01/24/2007 | EP1746627A2 Magnetron |
| 01/16/2007 | US7164223 Multi-tube fluorescent discharge lamp |
| 01/10/2007 | CN1892966A Submersible magnetic-control tube |
| 01/03/2007 | CN1889224A Fixing structure located in electronic action space center for magnetron helical heater |
| 01/03/2007 | CN1293590C Electron gun of cathode-ray tube |
| 12/20/2006 | EP0934599B1 Multi-stage depressed collector for small orbit gyrotrons |
| 12/20/2006 | CN2849951Y Water cooled magnetron |
| 12/14/2006 | US20060279219 Collector arrangement |
| 12/13/2006 | CN1290146C Colour kinescope |
| 12/13/2006 | CN1290142C Magnetoelectric tube device and its production method |
| 12/12/2006 | US7148627 Magnetron |
| 11/29/2006 | CN1287410C Noise filter of high-frequency generator |
| 11/23/2006 | WO2006124741A2 Non-axisymmetric periodic permanent magnet focusing system |
| 11/23/2006 | US20060261740 Magnetic assembly for a linear beam tube |
| 11/15/2006 | EP1250709B1 Electronic package with integrated capacitor |
| 11/14/2006 | US7135820 Vane structure of magnetron |
| 11/08/2006 | EP1719148A2 Collector arrangement |
| 11/08/2006 | EP1719146A2 Electron beam tubes |
| 11/07/2006 | US7132800 High-pressure discharge lamp |
| 11/02/2006 | EP1718119A1 Magnetron for microwave oven |
| 11/01/2006 | CN2833871Y Heat radiating water jacket for water-cooled magnetron |
| 11/01/2006 | CN1855351A Magnetron for microwave oven |
| 10/31/2006 | US7129656 Apparatus for magnetic and electrostatic confinement of plasma |
| 10/31/2006 | US7129504 Method and apparatus for generation and frequency tuning of modulated, high current electron beams |
| 10/18/2006 | CN1848360A Capacitor of magnetron |
| 10/18/2006 | CN1280866C Semiconductor assembly |
| 10/18/2006 | CN1280865C Magnetron anodes |
| 10/17/2006 | US7123464 High voltage input apparatus for magnetron |
| 10/17/2006 | US7122978 Charged-particle beam accelerator, particle beam radiation therapy system using the charged-particle beam accelerator, and method of operating the particle beam radiation therapy system |
| 10/17/2006 | US7122773 Magnetron for microwave ovens and method of forming same |
| 10/17/2006 | CA2381265C Optical magnetron for high efficiency production of optical radiation, and 1/2.lambda. induced pi-mode operation |
| 10/10/2006 | US7119489 Rotation-magnetron-in-magnetron (RMIM) electrode, method of manufacturing the RMIM electrode, and sputtering apparatus including the RMIM electrode |
| 10/10/2006 | CA2155251C Electron beam tubes |
| 10/05/2006 | US20060220566 Magnetron |
| 10/04/2006 | CN1841635A 磁控管 Magnetron |
| 10/04/2006 | CN1841634A 磁控管 Magnetron |
| 09/27/2006 | EP1704757A2 Compact accelerator |
| 09/27/2006 | CN2821856Y Novel magnetic pole for magnetron |
| 09/20/2006 | EP1702346A1 Klystron amplifier |
| 09/20/2006 | CN1276458C Magnetron |
| 09/14/2006 | US20060202606 Inductive output tube tuning arrangement |
| 09/06/2006 | EP1044379A4 Method for optimizing the magnetic field of a periodic permanent magnet focusing device |
| 09/05/2006 | US7102110 Magnetron oscillating apparatus |
| 08/30/2006 | CN2812285Y A magnetic control pipe |
| 08/30/2006 | CN1272824C Anode and magnetron with the anode |
| 08/29/2006 | US7098615 Radio frequency focused interdigital linear accelerator |
| 08/29/2006 | US7098614 Electrostatic accelerator and ion implanting apparatus with the same |
| 08/24/2006 | WO2006089127A1 Dynamic depressed collector (ddc) |
| 08/23/2006 | EP1312102B1 Tapered traveling wave tube |
| 08/23/2006 | CN1271666C Cathode-ray tube with erasing coil capable of minimizing electronic beam change on screen |
| 08/17/2006 | US20060181186 Magnetic assembly for a linear beam tube |
| 08/16/2006 | CN1819106A Coaxial double-electron pouring cyclotron pipe with resonance cavity |
| 08/08/2006 | US7088060 Electron tube for communication |
| 08/02/2006 | CN1812185A Simple microwave window |
| 08/02/2006 | CN1267949C Magnetron |
| 07/27/2006 | US20060164018 Passive compensation of focus tracking utilizing winding and capacitor |
| 07/27/2006 | US20060163060 Magnetron arrangements |
| 07/26/2006 | CN2800482Y Vacuum tube for improving permatron electromagnetic compatibility |
| 07/26/2006 | CN1808678A Magnetic poles for magnetron |
| 07/25/2006 | US7081723 Drift tube accelerator for the acceleration of ion packets |
| 07/20/2006 | US20060158139 Electron beam tube output arrangement |
| 07/19/2006 | EP1680799A2 Low spurious radiation microwave tube |
| 07/19/2006 | CN1805680A New bonding and assembling process for slow wave circuit of microwave tube and its bonding agent cleaning system |
| 07/19/2006 | CN1805074A Preparation technique for permanent magnet ferrite material and components for magnetron in microwave oven |
| 07/13/2006 | US20060154504 Input circuit for vacuum electron device RF amplifier |
| 07/13/2006 | US20060152176 Electron bean tubes |
| 07/06/2006 | US20060148290 Input circuit for vacuum electron device RF amplifier |
| 07/06/2006 | US20060148289 Input circuit for vacuum electron device RF amplifier |
| 07/05/2006 | CN1797677A Structure of magnetic yoke in magnetron |
| 07/05/2006 | CN1797676A Structure for assembling upper magnetic pole in magnetron |
| 07/05/2006 | CN1797675A Structure of magnetic pole in magnetron |
| 07/05/2006 | CN1797674A Structure for assembling anodal barrel in magnetron |