Patents
Patents for H01J 23 - Details of transit-time tubes of the types covered by group (3,921)
03/2007
03/14/2007CN1305088C Capacitor for microwave oven magnetron
03/07/2007EP1759401A2 An electrostatic fluid accelerator for and a method of controlling fluid flow
03/07/2007CN1303245C Sputtering device and its electrode and manufacturing method of the electrode
03/06/2007US7187130 Electron beam tubes including a vacuum envelope seal and having a metallized balance ring
03/01/2007US20070046384 Low-spurious-radiation microwave tube
03/01/2007US20070046219 Electrostatic fluid accelerator for and a method of controlling fluid flow
02/2007
02/28/2007EP1550293A4 An auxiliary coil driver circuit for a cathode ray tube
02/28/2007CN2874763Y Multiple-beam travelling-wave tube barium dipped cathode
02/28/2007CN1922553A Gas-slip prepared reduced surface defect optical photoconductor aluminum alloy tube
02/28/2007CN1302507C Magnetron and microwave oven and high frequency heating device mounted with the same magnetron respectively
02/28/2007CN1302506C Magnetron for microwave oven
02/27/2007US7183713 Auxiliary coil driver circuit for a cathode ray tube
02/22/2007US20070040510 Microwave generator
02/21/2007EP1755141A2 Capacitor of magnetron
02/21/2007CN1917130A Multi output microwave source of magnetron in medical use, and microwave therapy unit
02/21/2007CN1917129A Low protection cover for filament in magnetron
02/15/2007WO2007019150A2 Coherent emission of spontaneous asynchronous radiation
02/15/2007WO2007019149A2 Enhanced heteroscopic techniques
02/08/2007WO2006124741A3 Non-axisymmetric periodic permanent magnet focusing system
02/08/2007US20070030058 Amplifier comprising an electronic tube provided with collectors
02/08/2007US20070029952 Coherent emission of spontaneous asynchronous radiation
02/07/2007CN2867583Y Magnetron tube shell
02/06/2007US7173385 Compact accelerator
02/01/2007US20070026231 Method of coating an anode/collector with carbon nanotubes
01/2007
01/31/2007CN2864971Y Vacuum tube build-in components
01/31/2007CN2864970Y Radiating device for magnetron
01/31/2007CN1298174C An auxiliary coil driver circuit for a cathode ray tube
01/30/2007US7169437 Method of coating an anode/collector with carbon nanotubes
01/24/2007EP1746627A2 Magnetron
01/16/2007US7164223 Multi-tube fluorescent discharge lamp
01/10/2007CN1892966A Submersible magnetic-control tube
01/03/2007CN1889224A Fixing structure located in electronic action space center for magnetron helical heater
01/03/2007CN1293590C Electron gun of cathode-ray tube
12/2006
12/20/2006EP0934599B1 Multi-stage depressed collector for small orbit gyrotrons
12/20/2006CN2849951Y Water cooled magnetron
12/14/2006US20060279219 Collector arrangement
12/13/2006CN1290146C Colour kinescope
12/13/2006CN1290142C Magnetoelectric tube device and its production method
12/12/2006US7148627 Magnetron
11/2006
11/29/2006CN1287410C Noise filter of high-frequency generator
11/23/2006WO2006124741A2 Non-axisymmetric periodic permanent magnet focusing system
11/23/2006US20060261740 Magnetic assembly for a linear beam tube
11/15/2006EP1250709B1 Electronic package with integrated capacitor
11/14/2006US7135820 Vane structure of magnetron
11/08/2006EP1719148A2 Collector arrangement
11/08/2006EP1719146A2 Electron beam tubes
11/07/2006US7132800 High-pressure discharge lamp
11/02/2006EP1718119A1 Magnetron for microwave oven
11/01/2006CN2833871Y Heat radiating water jacket for water-cooled magnetron
11/01/2006CN1855351A Magnetron for microwave oven
10/2006
10/31/2006US7129656 Apparatus for magnetic and electrostatic confinement of plasma
10/31/2006US7129504 Method and apparatus for generation and frequency tuning of modulated, high current electron beams
10/18/2006CN1848360A Capacitor of magnetron
10/18/2006CN1280866C Semiconductor assembly
10/18/2006CN1280865C Magnetron anodes
10/17/2006US7123464 High voltage input apparatus for magnetron
10/17/2006US7122978 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
10/17/2006US7122773 Magnetron for microwave ovens and method of forming same
10/17/2006CA2381265C Optical magnetron for high efficiency production of optical radiation, and 1/2.lambda. induced pi-mode operation
10/10/2006US7119489 Rotation-magnetron-in-magnetron (RMIM) electrode, method of manufacturing the RMIM electrode, and sputtering apparatus including the RMIM electrode
10/10/2006CA2155251C Electron beam tubes
10/05/2006US20060220566 Magnetron
10/04/2006CN1841635A 磁控管 Magnetron
10/04/2006CN1841634A 磁控管 Magnetron
09/2006
09/27/2006EP1704757A2 Compact accelerator
09/27/2006CN2821856Y Novel magnetic pole for magnetron
09/20/2006EP1702346A1 Klystron amplifier
09/20/2006CN1276458C Magnetron
09/14/2006US20060202606 Inductive output tube tuning arrangement
09/06/2006EP1044379A4 Method for optimizing the magnetic field of a periodic permanent magnet focusing device
09/05/2006US7102110 Magnetron oscillating apparatus
08/2006
08/30/2006CN2812285Y A magnetic control pipe
08/30/2006CN1272824C Anode and magnetron with the anode
08/29/2006US7098615 Radio frequency focused interdigital linear accelerator
08/29/2006US7098614 Electrostatic accelerator and ion implanting apparatus with the same
08/24/2006WO2006089127A1 Dynamic depressed collector (ddc)
08/23/2006EP1312102B1 Tapered traveling wave tube
08/23/2006CN1271666C Cathode-ray tube with erasing coil capable of minimizing electronic beam change on screen
08/17/2006US20060181186 Magnetic assembly for a linear beam tube
08/16/2006CN1819106A Coaxial double-electron pouring cyclotron pipe with resonance cavity
08/08/2006US7088060 Electron tube for communication
08/02/2006CN1812185A Simple microwave window
08/02/2006CN1267949C Magnetron
07/2006
07/27/2006US20060164018 Passive compensation of focus tracking utilizing winding and capacitor
07/27/2006US20060163060 Magnetron arrangements
07/26/2006CN2800482Y Vacuum tube for improving permatron electromagnetic compatibility
07/26/2006CN1808678A Magnetic poles for magnetron
07/25/2006US7081723 Drift tube accelerator for the acceleration of ion packets
07/20/2006US20060158139 Electron beam tube output arrangement
07/19/2006EP1680799A2 Low spurious radiation microwave tube
07/19/2006CN1805680A New bonding and assembling process for slow wave circuit of microwave tube and its bonding agent cleaning system
07/19/2006CN1805074A Preparation technique for permanent magnet ferrite material and components for magnetron in microwave oven
07/13/2006US20060154504 Input circuit for vacuum electron device RF amplifier
07/13/2006US20060152176 Electron bean tubes
07/06/2006US20060148290 Input circuit for vacuum electron device RF amplifier
07/06/2006US20060148289 Input circuit for vacuum electron device RF amplifier
07/05/2006CN1797677A Structure of magnetic yoke in magnetron
07/05/2006CN1797676A Structure for assembling upper magnetic pole in magnetron
07/05/2006CN1797675A Structure of magnetic pole in magnetron
07/05/2006CN1797674A Structure for assembling anodal barrel in magnetron
1 ... 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ... 40