Patents for H01J 21 - Vacuum tubes (739)
12/2008
12/03/2008CN100440418C Electronic heat pump device, electronic equipment using electronic heat pump device and method of manufacturing electronic heat pump device
11/2008
11/11/2008US7449082 Process for improving the emissions of electron field emitters
11/11/2008US7449081 Process for improving the emission of electron field emitters
11/04/2008US7446601 Electron beam RF amplifier and emitter
10/2008
10/29/2008EP1984625A2 Closely spaced electrodes with a uniform gap
10/23/2008WO2008127962A2 Carbon nanotube signal modulator and photonic transmission device
10/15/2008CN100425943C Position sensor based on capacity
10/07/2008US7432521 Logical operation element field emission emitter and logical operation circuit
08/2008
08/21/2008WO2008061173A3 Generation, acceleration, focusing and collection of a high-brightness, space-charge-dominated circular charged-particle beam
07/2008
07/30/2008CN100407359C 开关元件和具有开关元件的显示装置 A switching element and a display device having a switching element
07/29/2008US7405092 Method of manufacturing electron-emitting device and method of manufacturing image display apparatus
07/15/2008US7400083 Flat panel display device including electron beam sources and control electrodes
07/08/2008US7397175 Solid state vacuum devices
04/2008
04/29/2008US7365483 Field emission display having grid plate with multi-layered structure
04/22/2008US7362045 Field emission display having grid plate
04/09/2008CN100380800C Electrostatic driver
03/2008
03/11/2008US7342237 Lithographic apparatus and device manufacturing method
02/2008
02/28/2008WO2008024074A1 Vacuum tube
02/19/2008US7332700 Photomultiplier tube with dynode modulation for photon-counting
01/2008
01/29/2008US7323709 Method for increasing efficiency of thermotunnel devices
01/17/2008WO2007133118A3 Method for controlling a lamp self-emitting current and a self-emitting lamp for carrying out said method
01/15/2008US7319289 Light emitting device
01/09/2008CN201004444Y A small electronic brake flow pipe
12/2007
12/27/2007WO2007126384A3 Solid state cooling or power generating device and method of fabricating the same
12/26/2007CN101093766A Wire marks paste, method for reducing emission heat plaque and method for producing cathode component
12/20/2007US20070293115 Process for making an on-chip vacuum tube device
12/19/2007EP1164618B1 Electron-emitting device and image display device using electron-emitting device
12/19/2007CN100356495C Use of non-crystal diamond material
11/2007
11/22/2007WO2007133118A2 Method for controlling a lamp self-emitting current and a self-emitting lamp for carrying out said method
11/20/2007US7297924 Imaging device with focus switching means for day and night vision
11/08/2007WO2007126384A2 Solid state cooling or power generating device and method of fabricating the same
11/08/2007CA2651106A1 Solid state cooling or power generating device and method of fabricating the same
10/2007
10/23/2007US7285917 Connection member and driving device of plasma display panel
10/09/2007CA2319395C A fed crt having various control and focusing electrodes along with horizontal and vertical deflectors
10/03/2007CN100341094C Process for improving emissiong of electron field emitters
08/2007
08/30/2007US20070200476 Display device
08/22/2007EP1129465B1 High voltage standoff, current regulating, hollow electron beam switch tube
08/21/2007US7259510 On-chip vacuum tube device and process for making device
07/2007
07/12/2007US20070160758 Process for improving the emissions of electron field emitters
07/03/2007US7238928 Photomultiplier with particular stem/pin structure
07/03/2007US7238077 Method of forming a tetraode field display including a composite mesh element
05/2007
05/16/2007CN2901568Y Vacuum tube
05/01/2007US7211778 Night vision goggle with separate camera and user output paths
04/2007
04/26/2007DE102005050703A1 Verfahren und Vorrichtung zum Portionieren einer pastösen Masse, insbesondere von Butter Method and apparatus for portioning a pasty mass, in particular butter
03/2007
03/28/2007CN2884516Y Vacuum tube
03/13/2007US7189956 Photomultiplier and radiation detector
02/2007
02/22/2007WO2007021475A2 Production of di-(2-ethylhexyl) terephthalate
02/21/2007CN1917128A Electrovacuum tube with dual anodes, and assembling method
02/20/2007US7180234 Field emission display device and method of manufacturing same
02/15/2007US20070033782 Electrode sandwich separation
02/13/2007US7176478 Nanotube-based vacuum devices
02/13/2007US7176470 Technique for high-efficiency ion implantation
02/08/2007US20070029910 Plasma display panel and method of manufacturing the same
02/08/2007US20070029909 Plasma display panel
02/08/2007US20070029908 Plasma display panel
02/01/2007US20070024172 Plasma display panel
01/2007
01/31/2007CN2864969Y Vacuum tube
01/31/2007CN2864968Y New type direct-heating amplifying electron tube with low voltage and middle power
01/30/2007US7170223 Emitter with dielectric layer having implanted conducting centers
01/24/2007CN2862312Y New type directly heated rectifying duodiode vacuum electron tube
01/24/2007CN2862311Y Modified directly heated amplifying electron tube with middle power
01/24/2007CN2862310Y Amplifying electron tube with low filament voltage power
01/24/2007CN2862308Y Modified directly heated electron tube for amplifying frequency power
12/2006
12/21/2006US20060284537 Electron emitting composite based on regulated nano-structures and a cold electron source using the composite
12/20/2006EP1018210B1 Diode device
12/06/2006CN1873908A Method for labeling electric light source
12/05/2006US7145612 Display device comprising plasma discharge switching element with three electrodes
11/2006
11/29/2006CN1287403C Electronic source electrode and its manufacturing method and electronic tube
11/28/2006US7142500 Sensor with varying capacitance based on relative position between objects
11/28/2006US7140102 Via electrical current, thermal stresses, and/or mechanical force; surfaces that mirror one another may be created without the need for a sacrificial layer; triodes
11/21/2006US7138753 Tetraode field-emission display and method of fabricating the same
11/14/2006US7135670 Photomultiplier and radiation detector
11/14/2006US7134931 Tetraode field-emission display and method of fabricating the same
11/07/2006US7132639 Photomultiplier and radiation detector
10/2006
10/18/2006CN1280866C Semiconductor assembly
10/17/2006US7122806 Laser stimulated atom probe characterization of semiconductor and dielectric structures
10/04/2006EP1396005B1 Field emission device for creating a focused electron beam
09/2006
09/19/2006US7109663 Electron emission device, electron source, and image display having dipole layer
09/19/2006CA2185774C Gas discharge lamps and systems
09/14/2006US20060202608 Tetraode Field-Emission Display and Method of Fabricating the same
09/07/2006US20060197424 Cold cathode tube lamp, lighting device, and display device
09/05/2006US7102157 Nanotube-based vacuum devices
08/2006
08/29/2006US7098593 Stationary ion cold cathode fluorescent lighting system
07/2006
07/26/2006CN2800481Y Vacuum tube
07/25/2006US7081703 Tetraode field-emission display and method of fabricating the same
07/18/2006US7078855 Dielectric light device
07/13/2006DE19534576B4 Mikrovakuumvorrichtung A micro vacuum device
07/12/2006CN1264191C Improved heat-electric convertor
06/2006
06/28/2006CN2791866Y Vacuum tube
06/27/2006US7067984 Method and apparatuses for providing uniform electron beams from field emission displays
06/22/2006US20060132014 Energy conversion device and production method therefor
06/15/2006US20060125368 Solid state vacuum devices and method for making the same
05/2006
05/31/2006CN1779880A Use of non-crystal diamond material
05/30/2006US7053544 Display device
05/23/2006US7050147 Method of adjusting a height of protrusions on a support surface of a support table, a lithographic projection apparatus, and a support table for supporting an article in a lithographic apparatus
05/23/2006US7049753 Method and apparatuses for providing uniform electron beams from field emission displays
05/18/2006US20060103296 Plasma display panel
05/16/2006US7044823 Method of making a tunneling emitter
05/03/2006CN2777749Y Damp-proof discharge tube
04/2006
04/26/2006EP1649479A2 Electron emission device
1 2 3 4 5 6 7 8