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Class Information
Number: 378/122
Name: X-ray or gamma ray systems or devices > Source > Electron tube > Field emisssion or cold cathode
Description: Subject matter wherein electrons are ejected by a cathode upon the application of an intense potential gradient between the cathode and anode.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7627087 |
One-dimensional grid mesh for a high-compression electron gun |
Dec. 1, 2009 |
| 7529345 |
Cathode header optic for x-ray tube |
May. 5, 2009 |
| 7522702 |
Soft x-ray radiation for biological pathogen decontamination and medical sterilization applications |
Apr. 21, 2009 |
| 7496179 |
X-ray unit having an x-ray radiator with a thermionic photocathode and a control circuit therefor |
Feb. 24, 2009 |
| 7486772 |
Systems and methods for x-ray imaging and scanning of objects |
Feb. 3, 2009 |
| 7447298 |
Decontamination and sterilization system using large area x-ray source |
Nov. 4, 2008 |
| 7403595 |
X-ray tube system with disassembled carbon nanotube substrate for generating micro focusing level electron-beam |
Jul. 22, 2008 |
| 7388944 |
Device for generation of x-ray radiation with a cold electron source |
Jun. 17, 2008 |
| 7372059 |
Plasma-based EUV light source |
May. 13, 2008 |
| 7366280 |
Integrated arc anode x-ray source for a computed tomography system |
Apr. 29, 2008 |
| 7359484 |
Devices and methods for producing multiple x-ray beams from multiple locations |
Apr. 15, 2008 |
| 7292676 |
System for phase-contrast x-ray radiography using X pinch radiation and a method thereof |
Nov. 6, 2007 |
| 7280636 |
Device and method for producing a spatially uniformly intense source of x-rays |
Oct. 9, 2007 |
| 7266178 |
Calibration source for X-ray detectors |
Sep. 4, 2007 |
| 7245692 |
X-ray imaging systems and methods using temporal digital signal processing for reducing noise and for obtaining multiple images simultaneously |
Jul. 17, 2007 |
| 7242012 |
Lithography device for semiconductor circuit pattern generator |
Jul. 10, 2007 |
| 7233101 |
Substrate-supported array having steerable nanowires elements use in electron emitting devices |
Jun. 19, 2007 |
| 7212603 |
Device for capturing structural data of an object |
May. 1, 2007 |
| 7206379 |
RF accelerator for imaging applications |
Apr. 17, 2007 |
| 7187755 |
Electron emitter assembly and method for generating electron beams |
Mar. 6, 2007 |
| 7123689 |
Field emitter X-ray source and system and method thereof |
Oct. 17, 2006 |
| 7085352 |
Electron emitter assembly and method for generating electron beams |
Aug. 1, 2006 |
| 7085351 |
Method and apparatus for controlling electron beam current |
Aug. 1, 2006 |
| 7085350 |
Electron emitter assembly and method for adjusting a power level of electron beams |
Aug. 1, 2006 |
| 7082182 |
Computed tomography system for imaging of human and small animal |
Jul. 25, 2006 |
| 7042982 |
Focusable and steerable micro-miniature x-ray apparatus |
May. 9, 2006 |
| 7027560 |
Cryogenic x-ray source device |
Apr. 11, 2006 |
| 7016470 |
System and method for X-ray generation |
Mar. 21, 2006 |
| 6980627 |
Devices and methods for producing multiple x-ray beams from multiple locations |
Dec. 27, 2005 |
| 6980625 |
System and method for generating microfocused laser-based x-rays for mammography |
Dec. 27, 2005 |
| 6968038 |
Apparatus and method for generating high-order harmonic X-ray, and point-diffraction interferometer using high-order harmonic X-ray |
Nov. 22, 2005 |
| 6937698 |
X-ray generating apparatus having an emitter formed on a semiconductor structure |
Aug. 30, 2005 |
| 6912268 |
X-ray source and system having cathode with curved emission surface |
Jun. 28, 2005 |
| 6912267 |
Erosion reduction for EUV laser produced plasma target sources |
Jun. 28, 2005 |
| 6894298 |
Arrangement for generating extreme ultraviolet (EUV) radiation based on a gas discharge |
May. 17, 2005 |
| 6888921 |
Laser plasma X-ray generating apparatus |
May. 3, 2005 |
| 6876724 |
Large-area individually addressable multi-beam x-ray system and method of forming same |
Apr. 5, 2005 |
| 6850595 |
X-ray generating mechanism using electron field emission cathode |
Feb. 1, 2005 |
| 6809465 |
Article comprising MEMS-based two-dimensional e-beam sources and method for making the same |
Oct. 26, 2004 |
| 6771737 |
X-ray catheter with miniature emitter and focusing cup |
Aug. 3, 2004 |
| 6765987 |
Resonant plasma x-ray source |
Jul. 20, 2004 |
| 6760407 |
X-ray source and method having cathode with curved emission surface |
Jul. 6, 2004 |
| 6751293 |
Rotary component support system |
Jun. 15, 2004 |
| 6714625 |
Lithography device for semiconductor circuit pattern generation |
Mar. 30, 2004 |
| 6674837 |
X-ray imaging system incorporating pixelated X-ray source and synchronized detector |
Jan. 6, 2004 |
| 6553096 |
X-ray generating mechanism using electron field emission cathode |
Apr. 22, 2003 |
| 6546077 |
Miniature X-ray device and method of its manufacture |
Apr. 8, 2003 |
| 6477233 |
Miniature x-ray source |
Nov. 5, 2002 |
| 6473491 |
Method and x-ray device using adaptable power source |
Oct. 29, 2002 |
| 6456691 |
X-ray generator |
Sep. 24, 2002 |
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