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Browse by Category: Main > Optical & Optics
Class Information
Number: 372/4
Name: Coherent light generators > Long wavelength (e.g., far infrared)
Description: Subject matter wherein the wavelength of the generated light is generally greater than 10 microns.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8701794 High power laser perforating tools and systems Apr. 22, 2014
8662160 Systems and conveyance structures for high power long distance laser transmission Mar. 4, 2014
8648319 Device for generating THz radiation with free electron beams Feb. 11, 2014
8599893 Terahertz wave generator Dec. 3, 2013
8511401 Method and apparatus for delivering high power laser energy over long distances Aug. 20, 2013
8376586 Low-divergence light pointer apparatus for use through and against transparent surfaces Feb. 19, 2013
8357919 Systems, methods, and apparatus for generating terahertz electromagnetic radiation Jan. 22, 2013
8306375 Wavelength-tunable optical transmitter Nov. 6, 2012
8101954 Photo-semiconductor device and method of manufacturing the same Jan. 24, 2012
8064488 Mid-IR laser for generation of ultrasound Nov. 22, 2011
8050307 Compact mid-IR laser Nov. 1, 2011
8036252 Mid-infrared fiber laser using cascaded Raman wavelength shifting Oct. 11, 2011
8023536 Weapon system and method for beam containment and beamwalk maintenance utilizing optical fibers Sep. 20, 2011
8003961 Electromagnetic wave generating device, electromagnetic wave integrated device, and electromagnetic wave detector Aug. 23, 2011
7944959 Quantum cascade laser amplifier with an anti-reflection coating including a layer of yttrium fluoride May. 17, 2011
7873094 Compact Mid-IR laser Jan. 18, 2011
7809030 OPO mid-IR wavelength converter Oct. 5, 2010
7782909 Frequency-tunable terahertz light source device Aug. 24, 2010
7630418 Laser system for generation of high-power sub-nanosecond pulses with controllable wavelength in 2-15 .mu.m region Dec. 8, 2009
7615787 Photo-semiconductor device and method of manufacturing the same Nov. 10, 2009
7602821 Device for generating laser radiation in the infrared Oct. 13, 2009
7548566 Terahertz lasers and amplifiers based on resonant optical phonon scattering to achieve population inversion Jun. 16, 2009
7492806 Compact mid-IR laser Feb. 17, 2009
7386016 Terahertz frequency radiation sources and detectors based on group IV materials and method of manufacture Jun. 10, 2008
7382806 THz semiconductor laser incorporating a controlled plasmon confinement waveguide Jun. 3, 2008
7348583 Wavelength stabilized light source Mar. 25, 2008
7324719 Method tuning optical components integrated in a monolithic photonic integrated circuit (PIC) Jan. 29, 2008
7286573 Conversion of type of quantum well structure Oct. 23, 2007
7286574 Infrared laser Oct. 23, 2007
7272158 Highly efficient waveguide pulsed THz electromagnetic radiation source and group-matched waveguide THz electromagnetic radiation source Sep. 18, 2007
7239653 Method and apparatus for generating MID and long IR wavelength radiation Jul. 3, 2007
7212553 Wavelength stabilized diode-laser array May. 1, 2007
7158545 Terahertz lasers and amplifiers based on resonant optical phonon scattering to achieve population inversion Jan. 2, 2007
7035304 Semiconductor laser device and optical disk recording and reproducing apparatus Apr. 25, 2006
7006547 Very high repetition rate narrow band gas discharge laser system Feb. 28, 2006
6898215 Long wavelength vertical cavity surface emitting laser May. 24, 2005
6882665 Light wavelength converting module Apr. 19, 2005
6872471 Infrared emitting electroluminescent and photoluminescent devices Mar. 29, 2005
6859467 Electro-optic modulator material Feb. 22, 2005
6782020 Infrared generation in semiconductor lasers Aug. 24, 2004
6567431 Multi-wavelengths infrared laser May. 20, 2003
6500688 Interband cascade light emitting device and method of making same Dec. 31, 2002
6359912 Multiple wavelength laser having a reduced number of wavelength controls Mar. 19, 2002
6208673 Multifunction solid state laser system Mar. 27, 2001
6144679 Method and apparatus for providing a coherent terahertz source Nov. 7, 2000
5805622 Apparatus for the generation of laser pulses in the US-time range Sep. 8, 1998
5784397 Bulk semiconductor lasers at submillimeter/far infrared wavelengths using a regular permanent magnet Jul. 21, 1998
5746942 Erbium-doped low phonon hosts as sources of fluorescent emission May. 5, 1998
5696778 Method of and apparatus for generating intracavity double raman shifted laser pulses Dec. 9, 1997
5621744 Continuous-wave ultraviolet laser light generating apparatus Apr. 15, 1997

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