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Class Information
Number: 372/86
Name: Coherent light generators > Particular pumping means > Electrical > Having an auxiliary ionization means
Description: Subject matter in which the apparatus includes more than one means for ionizing at least a portion of the active media prior to or at the same time as the electrical discharge which directly excites the active media.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8369373 Pre-ionization method for CO.sub.2 gas-discharge laser Feb. 5, 2013
8192790 Electrodes for generating a stable discharge in gas laser systems Jun. 5, 2012
8026768 .sup.201Hg.sup.+ co-magnetometer for .sup.199Hg.sup.+ trapped ion space atomic clocks Sep. 27, 2011
7987108 Managing maintenance for an item of equipment Jul. 26, 2011
7741639 Multi-chambered excimer or molecular fluorine gas discharge laser fluorine injection control Jun. 22, 2010
7545842 Pre-ionizer for pulsed gas-discharge laser Jun. 9, 2009
7542502 Thermal-expansion tolerant, preionizer electrode for a gas discharge laser Jun. 2, 2009
7477673 Arrangement for generating extreme ultraviolet radiation based on an electrically operated gas discharge Jan. 13, 2009
7197060 Waveguide laser Mar. 27, 2007
7124059 Managing maintenance for an item of equipment Oct. 17, 2006
7050475 Waveguide laser May. 23, 2006
6999490 Discharge igniter for a waveguide CO.sub.2 laser Feb. 14, 2006
6987790 Excimer or molecular fluorine laser with several discharge chambers Jan. 17, 2006
6965624 Laser gas replenishment method Nov. 15, 2005
6963596 Pre-ionizer for RF-energized gas laser Nov. 8, 2005
6950453 Pulser driven, helium free transversely excited atmospheric-pressure (TEA) CO2 laser Sep. 27, 2005
6757315 Corona preionization assembly for a gas laser Jun. 29, 2004
6714576 Excimer laser and method of operating an excimer laser Mar. 30, 2004
6700908 Device for avoiding sliding discharges in pre-ionization in a gas laser with corona discharge Mar. 2, 2004
6671302 Device for self-initiated UV pre-ionization of a repetitively pulsed gas laser Dec. 30, 2003
6654402 Corona preionization electrode unit for use in gas laser apparatus Nov. 25, 2003
6650679 Preionization arrangement for gas laser Nov. 18, 2003
6643312 ArF excimer laser device and a fluoride laser device Nov. 4, 2003
6618422 Preionization arrangement for a gas laser Sep. 9, 2003
RE38054 Reliable, modular, production quality narrow-band high rep rate F2 laser Apr. 1, 2003
6535540 Discharge device for pulsed laser Mar. 18, 2003
6529539 Molecular light emission device Mar. 4, 2003
6507596 Gas laser apparatus Jan. 14, 2003
6480519 Gas laser device that emits ultraviolet rays Nov. 12, 2002
6465965 Method and system for energy conversion using a screened-free-electron source Oct. 15, 2002
6456643 Surface preionization for gas lasers Sep. 24, 2002
6442185 All-metal, DC excited laser with RF pre-ionization Aug. 27, 2002
6400741 Emission timing control apparatus for pulsed laser Jun. 4, 2002
6229837 Metal-vapor pulsed laser May. 8, 2001
6198761 Coaxial laser pulser with solid dielectrics Mar. 6, 2001
6167065 Compact discharge pumped soft x-ray laser Dec. 26, 2000
6055259 Cartridge excimer laser system Apr. 25, 2000
6018537 Reliable, modular, production quality narrow-band high rep rate F.sub.2 laser Jan. 25, 2000
5892788 Gas laser with dual plasma mixing Apr. 6, 1999
5875207 Discharge arrangement for pulsed gas lasers Feb. 23, 1999
5828686 Cartridge excimer laser system Oct. 27, 1998
5818865 Compact excimer laser insulator with integral pre-ionizer Oct. 6, 1998
5790582 Laser oscillator Aug. 4, 1998
5771258 Aerodynamic chamber design for high pulse repetition rate excimer lasers Jun. 23, 1998
5754579 Laser gas controller and charging/discharging device for discharge-excited laser May. 19, 1998
5754581 Differential impedance discharge for plasma generation May. 19, 1998
5719896 Low cost corona pre-ionizer for a laser Feb. 17, 1998
5708676 Discharge excitation type pulse laser apparatus Jan. 13, 1998
5682400 Supersonic and subsonic laser with high frequency discharge excitation Oct. 28, 1997
5596593 Orthogonal RFDC transverse excited gas laser Jan. 21, 1997

1 2 3 4 5

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