Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Optical & Optics
Class Information
Number: 372/91
Name: Coherent light generators > Particular pumping means > With depopulation of lower states
Description: Subject matter wherein the specified pumping means includes means for selectively depumping a lower level to achieve the required population inversion.










Patents under this class:

Patent Number Title Of Patent Date Issued
7039088 Enhancement of chemical lasers via control of the ambient radiation environment May. 2, 2006
7016390 Ultrabright tunable coherent multikilovolt x-ray source Mar. 21, 2006
6963594 Organic laser cavity device having incoherent light as a pumping source Nov. 8, 2005
6801676 Method and apparatus for phase shifting an optical beam in an optical device with a buffer plug Oct. 5, 2004
6215809 Stabilization of laser sources with closely-coupled optical reflectors using an internal dither circuit Apr. 10, 2001
5313477 Rare earth ion doped CW cascade fiber laser May. 17, 1994
5117437 Continuous-wave pair-pumped laser system May. 26, 1992
5003547 Room-temperature, flashpumped, 1.96 micron solid state laser Mar. 26, 1991
4951297 Chemical process yielding stimulated emission of visible radiation via fast near resonant energy transfer Aug. 21, 1990
4807240 Frequency adding lasers and optical amplifiers Feb. 21, 1989
4782494 Method of providing continuous lasing operation Nov. 1, 1988
4477906 Method and apparatus for population inversion Oct. 16, 1984
4381565 Radiative removal of lower laser level bottlenecking Apr. 26, 1983
4380072 XUV Laser and method Apr. 12, 1983
4375689 Operation of a two-photon three level laser Mar. 1, 1983
4360924 Laser bottlenecking technique Nov. 23, 1982
4344174 Gas lasers Aug. 10, 1982
4276517 CO Pumped CO.sub.2 16 micron laser Jun. 30, 1981
4249139 CO.sub.2 laser emitting at 16 microns in 02.degree.0-01'0 transition Feb. 3, 1981
4206429 Gas dynamic mixing laser Jun. 3, 1980
4168474 Generation of 14 .mu.m and 16 .mu.m laser radiation from a CO.sub.2 gas laser Sep. 18, 1979
4143337 Method of pumping Mar. 6, 1979
4075579 Gaseous laser medium and means for excitation Feb. 21, 1978
4063190 CO.sub.2 laser Dec. 13, 1977
4053845 Optically pumped laser amplifiers Oct. 11, 1977
4004250 Laser action by optically depumping lower states Jan. 18, 1977
3992683 Optically pumped collision laser in Hg at 546.1 nm Nov. 16, 1976
3970964 High-power argon/nitrogen transfer laser Jul. 20, 1976
3940298 Thermal laser pumped with high nitrogen content propellants Feb. 24, 1976











 
 
  Recently Added Patents
Data management tool
Obviation of recovery of data store consistency for application I/O errors
Optoelectronic semiconductor chip and method for manufacturing a contact structure for such a chip
Case
Wireless communication system using pilot allocation, method and pilot pattern thereof
System and method of automatic piloting for in-flight refuelling of aircraft, and aircraft comprising said system
Transistor and display device
  Randomly Featured Patents
Packet acquisition and channel tracking for a wireless communication device configured in a zero intermediate frequency architecture
Process for preparing phenethanol ethers
Tandem seal arrangement with reverse flow secondary seal
Display panel with image sticking elimination circuit and driving circuit with the same
Modular mask
Method of reducing the number of access times to a reference frame memory in image compression
Beverage chiller
Photoelectric conversion device and process for producing photoelectric conversion device
Water pressure regulator and method for regulating pressure through a valve
Hybrid gene incorporating a DNA fragment containing a gene coding for an insecticidal protein, plasmids, transformed cyanobacteria expressing such protein and method for use as a biocontrol ag