Patents for H01J 25 - Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons (1,999) |
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01/24/2008 | DE102007032071A1 Wanderfeldröhre mit integrierter Ionenfallen-Energieversorgung Traveling-wave tube with integrated ion trap energy supply |
01/17/2008 | WO2007130095A3 Single layer construction for ultra small devices |
01/01/2008 | US7315141 Method for the production of wideband THz radiation |
01/01/2008 | US7315126 Folded waveguide traveling wave tube having polepiece-cavity coupled-cavity circuit |
12/26/2007 | EP1870923A2 Magnetron |
12/26/2007 | CN101095206A L-band inductive output tube |
12/26/2007 | CN101093770A 磁控管 Magnetron |
12/20/2007 | US20070293115 Process for making an on-chip vacuum tube device |
12/13/2007 | WO2007142419A1 Klystron oscillator using cold cathode electron gun, and oscillation method |
12/12/2007 | CN200990358Y Improved magnet positioning clamp |
11/29/2007 | US20070273287 Magnetron |
11/20/2007 | CA2311352C Electron beam tubes |
11/15/2007 | WO2007130082A2 Plated multi-faceted reflector |
11/14/2007 | CN101071717A Magnetron with anti-current structure |
11/14/2007 | CN100349252C Electrodeless lighting system |
11/08/2007 | US20070257621 Plated multi-faceted reflector |
11/08/2007 | US20070257620 Coupled nano-resonating energy emitting structures |
11/06/2007 | US7292111 Middle layer of die structure that comprises a cavity that holds an alkali metal |
11/01/2007 | US20070253715 Wireless communication system with high efficiency/high power optical source |
10/24/2007 | CN101060055A A method and device for compressing and up converting the space charge wavelength into the high frequency electromagnetic wave source |
10/23/2007 | US7285915 Electron gun for producing incident and secondary electrons |
10/11/2007 | WO2007114522A1 Wireless network system |
10/10/2007 | CN101051594A High order mould multiple injection speed regulating tube output circuit |
10/10/2007 | CN100342490C Correction system and method of correcting deflection distortion, method for manufacturing a semiconductor device |
10/10/2007 | CN100342478C 磁控管 Magnetron |
10/09/2007 | US7279842 Magnetron with wavy straps |
10/03/2007 | EP1840933A2 Magnetron |
10/03/2007 | CN101047095A 磁控管 Magnetron |
09/05/2007 | EP1565926B1 Electron tube with multistage depressed collector |
09/04/2007 | US7265360 Magnetron anode design for short wavelength operation |
08/29/2007 | EP1826805A2 Microwave tube |
08/21/2007 | US7259510 On-chip vacuum tube device and process for making device |
08/14/2007 | US7257327 Wireless communication system with high efficiency/high power optical source |
08/08/2007 | EP1815492A2 Microwave generating device with oscillating virtual cathode |
08/08/2007 | CN101013646A 磁控管 Magnetron |
08/01/2007 | CN1329941C 磁控管 Magnetron |
07/25/2007 | EP1810310A2 L-band inductive output tube |
07/17/2007 | US7245082 Mode seeding cathode for a relativistic magnetron |
07/12/2007 | US20070159106 Collector in microwave tube |
07/11/2007 | CN1326184C Magnetron for microwave oven |
07/04/2007 | EP1804269A2 Magnetron |
07/04/2007 | CN1992135A 磁控管 Magnetron |
07/04/2007 | CN1992134A 磁电管 Magnetron |
07/04/2007 | CN1324636C Magnetron and microwave oven and high-frequency heating equipment equiped with the same magnetron |
07/03/2007 | US7239095 Dual-plunger energy switch |
06/28/2007 | US20070146096 Magnetron |
06/28/2007 | US20070146084 Klystron amplifier |
06/28/2007 | US20070145899 Magnetron |
06/27/2007 | EP1801839A2 Magnetron |
06/27/2007 | CN1988105A 磁控管 Magnetron |
06/26/2007 | US7235929 Magnetron |
06/14/2007 | WO2007067654A2 Method and apparatus for cooling high power flash lamps |
06/13/2007 | CN1321431C Large power quadrupole delectronic tube and its manufacturing method |
06/12/2007 | US7230384 Robust RF interface in a TWT |
06/06/2007 | EP1793407A2 Multi-beam klystron apparatus |
05/23/2007 | CN1317730C Magnetron |
05/16/2007 | CN1316538C Magnetrons |
05/15/2007 | US7218053 Electron beam tube output arrangement |
05/03/2007 | US20070096657 Plasma lighting system and driving control method thereof |
04/24/2007 | US7208878 Method of manufacturing a rotation-magnetron-in-magnetron (RMIM) electrode |
04/19/2007 | WO2006052811A3 L-band inductive output tube |
04/18/2007 | CN2890079Y Magnetron sputtering device |
04/10/2007 | US7202605 Electron beam tube apparatus having a common output combining cavity |
04/10/2007 | US7202488 Correction system, method of correcting deflection distortion, program and method for manufacturing a semiconductor device |
04/03/2007 | US7199525 Strapped magnetron with a dielectric resonator for absorbing radiation |
04/03/2007 | US7199524 Magnetron arrangements |
03/28/2007 | CN1938810A Standing wave particle beam accelerator |
03/20/2007 | US7193485 Method and apparatus for bi-planar backward wave oscillator |
03/14/2007 | EP1761941A1 Microwave generator |
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 | WO2007020921A1 Method and apparatus for modulating electron beam |
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 |
02/15/2007 | WO2007019150A2 Coherent emission of spontaneous asynchronous radiation |
02/15/2007 | WO2007019149A2 Enhanced heteroscopic techniques |
02/08/2007 | US20070029952 Coherent emission of spontaneous asynchronous radiation |
01/24/2007 | EP1746627A2 Magnetron |
01/16/2007 | US7164234 High-power microwave system employing a phase-locked array of inexpensive commercial magnetrons |
01/10/2007 | CN1892966A Submersible magnetic-control tube |
01/10/2007 | CN1891854A Apparatus and method for partial implantation using wide beam |
01/09/2007 | US7161304 Electrodeless lighting system |
12/28/2006 | DE102005028729A1 Cooled target material for a magnetron system is produced with cross cuts to improve the functional stability |
12/19/2006 | US7151347 Passivated niobium cavities |
12/13/2006 | CN1290142C Magnetoelectric tube device and its production method |
12/12/2006 | US7148627 Magnetron |
12/05/2006 | US7145297 L-band inductive output tube |
11/29/2006 | CN1871764A Method and apparatus for bi-planar backward wave oscillator |
11/23/2006 | US20060261740 Magnetic assembly for a linear beam tube |
11/16/2006 | US20060255743 Plasma lighting system and control method thereof |
11/14/2006 | US7135820 Vane structure of magnetron |
11/08/2006 | CN2836418Y Water-cooled radiator for microwave magnetron |
11/01/2006 | CN1855351A Magnetron for microwave oven |
10/31/2006 | US7129504 Method and apparatus for generation and frequency tuning of modulated, high current electron beams |
10/26/2006 | US20060238129 Magnetron for microwave oven |
10/24/2006 | US7126282 Electrodeless lighting system |
10/18/2006 | CN1280866C Semiconductor assembly |
10/18/2006 | CN1280865C Magnetron anodes |