| Patents for H01S 3 - Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves (57,482) |
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| 02/15/2000 | US6025939 Continuously tunable laser |
| 02/15/2000 | US6025915 Scale factor stabilization of a broadband fiber source used in fiber optic gyroscopes in radiation environments |
| 02/15/2000 | US6025914 Cathode seal including migration resistant dielectric material |
| 02/15/2000 | CA2171996C Optical image processor employing a nonlinear medium with active gain |
| 02/15/2000 | CA2165094C Monolithic optical waveguide filters based on fourier expansion |
| 02/15/2000 | CA2056533C Optical fiber component, optical coupler and method of producing thereof |
| 02/10/2000 | WO2000007269A1 Decoupled intracavity laser alignment |
| 02/10/2000 | WO2000007268A1 Improved excimer laser system |
| 02/10/2000 | WO2000007054A1 Apparatus and method for producing an improved laser beam |
| 02/10/2000 | WO2000006812A1 Control of crystal anisotropy for perovskite oxides on semiconductor-based substrates |
| 02/10/2000 | DE19834202A1 Rauscharmer frequenzvervielfachter Laser mit Strahlseparator Low noise frequency multiplied laser beam separator |
| 02/10/2000 | CA2338422A1 Apparatus and method for producing an improved laser beam |
| 02/10/2000 | CA2337029A1 Control of crystal anisotropy for perovskite oxides on semiconductor-based substrates |
| 02/09/2000 | CN2363405Y Double-wavelength double-pulse laser with Brewster plane crystal rotation device |
| 02/09/2000 | CN1244057A Method and device for widening ultra-short laser pulses without optical abcerration |
| 02/08/2000 | US6023486 Soldered fan assembly for electric discharge laser |
| 02/08/2000 | US6023479 Solid microlaser passively switched by a saturable absorber and its production process |
| 02/08/2000 | US6023366 Optical communication system and optical amplifier |
| 02/08/2000 | US6023362 Optical transmitter having pre-modulation amplification |
| 02/08/2000 | US6023053 Laser output measuring apparatus |
| 02/08/2000 | US6022592 Preparing porous silica gel, heat treating gel to produce silica gel glass, impregnating laser dye dissolved in methyl methacrylate into said silica gel glass in closed container, effecting heat polymerization of methyl methacrylate |
| 02/08/2000 | CA2064647C An active fiber optical amplifier for a fiber optics telecommunication line |
| 02/03/2000 | WO2000005790A1 Tunable laser and method for operating the same |
| 02/03/2000 | WO2000005789A1 Laser oscillator with multiple cavities |
| 02/03/2000 | WO2000005788A1 Optical waveguide with dissimilar core and cladding materials, and light emitting device employing the same |
| 02/03/2000 | WO2000005622A1 Raman amplifier, optical repeater, and raman amplification method |
| 02/03/2000 | WO1999059227A3 Resonator configuration with a compact pump radiation injection system |
| 02/03/2000 | DE19834307A1 Laser e.g. for precision laser machining, with nonlinear resonator mirror has auxiliary resonator using different auxiliary resonator mirror elements selected for different stability ranges of laser |
| 02/03/2000 | CA2343087A1 Tunable laser and method for operating the same |
| 02/03/2000 | CA2338437A1 Optical waveguide with dissimilar core and cladding materials and light emitting device employing the same |
| 02/02/2000 | EP0977328A2 Low noise frequency multiplying laser with beam separator |
| 02/02/2000 | EP0977327A1 Free-space laser with autoaligned fiber output coupler |
| 02/02/2000 | EP0976185A1 Optical system for symmetrizing the beam of one or more superimposed high-power diode laser |
| 02/02/2000 | EP0975443A1 Optical method and apparatus for sorting textiles |
| 02/02/2000 | CN2362212Y Laser capable of concurrently outputting red, green and blue |
| 02/02/2000 | CN2362211Y Carbon-dioxide laser |
| 02/02/2000 | CN2362210Y Double-wavelength and-pulse laser having prism beam splitter |
| 02/02/2000 | CN1243500A Glass composition and optical device made therefrom |
| 02/02/2000 | CN1243310A Optical pick-up device |
| 02/01/2000 | US6021153 Variable-curvature reflecting mirror |
| 02/01/2000 | US6021151 Laser oscillation apparatus |
| 02/01/2000 | US6021150 Laser having baffled enclosure |
| 02/01/2000 | US6021140 Polarization based mode-locking of a laser |
| 02/01/2000 | US6020991 Optical amplifier |
| 02/01/2000 | CA2164492C Method of driving semiconductor laser with wide modulation band, optical communication method, semiconductor laser device, node, and optical communication system |
| 01/27/2000 | WO2000004669A1 Multi-wavelength dense wavelength division multiplexed optical switching systems |
| 01/27/2000 | WO2000004656A1 Improved optical fiber amplifier control |
| 01/27/2000 | WO2000004613A1 Optical amplifier with actively controlled spectral gain and fiber light source with desired output spectrum |
| 01/27/2000 | WO2000004612A1 High pulse rate pulse power system |
| 01/27/2000 | WO2000004593A1 Optical devices |
| 01/27/2000 | WO2000003865A1 Method and device for welding thermoplastic synthetic materials using laser light |
| 01/27/2000 | WO2000003833A1 Method and device for calibrating a workpiece laser-processing machine |
| 01/27/2000 | WO2000003831A1 Device for the laser processing of workpieces |
| 01/27/2000 | WO1999066609A3 Light source with a cavity including a gas |
| 01/27/2000 | DE19833166A1 Configuration supplying pumped light for laser or reinforcing fibers admits energy stimulating fiber-optic waveguide to create monochromatic fiber-optic laser light and to reinforce coherent and incoherent signal light |
| 01/26/2000 | EP0975103A1 Optical amplifier, method for controlling excitation light source in optical amplifier, and method for controlling the optical amplifier |
| 01/26/2000 | EP0974177A1 Thermally improved slab laser pump cavity apparatus with integral concentrator |
| 01/26/2000 | EP0759215A4 Pulse power generating circuit with energy recovery |
| 01/26/2000 | CN1242632A 激光倍频器 Laser frequency multiplier |
| 01/26/2000 | CN1242631A Voltage regulating dc power supply used for high power laser |
| 01/26/2000 | CN1242397A Solid dye laser medium used for dye laser, and method for preparing same |
| 01/25/2000 | US6018602 Method and arrangement for the space-based operation of quantum-optical amplifiers embodied as optical waveguides |
| 01/25/2000 | US6018537 Reliable, modular, production quality narrow-band high rep rate F2 laser |
| 01/25/2000 | US6018534 Fiber bragg grating DFB-DBR interactive laser and related fiber laser sources |
| 01/25/2000 | US6018533 Optical fiber and integrated optic lasers with enhanced output power |
| 01/25/2000 | US6018404 Bidirectional optical telecommunication system comprising a bidirectional optical amplifier |
| 01/20/2000 | WO2000003462A1 Fiber bragg grating dfb-dbr interactive laser and related fiber laser sources |
| 01/20/2000 | WO2000003460A2 Fiber optic amplifier |
| 01/20/2000 | WO2000003201A2 Scale factor stabilization of a broadband fiber source used in fiber optic gyroscopes in radiation environments |
| 01/20/2000 | DE19933231A1 Quasi-phase-adapted parameteric chirp pulse amplification system for ultrashort, high energy optical pulses for e.g. material processing |
| 01/20/2000 | DE19932594A1 Saturable choke for pulsed laser |
| 01/20/2000 | DE19931149A1 Optical semiconductor device, especially an optoelectronic integrated circuit for wideband optical communications, comprises a zinc oxide film between a gallium arsenide substrate and a gallium nitride-based light emitting-receiving layer |
| 01/20/2000 | DE19832168A1 Laser butt-welding of diverse transparent thermoplastics employs flexible optical conductor of convenient length and conventional optics |
| 01/19/2000 | EP0973276A2 Gain equalizer and optical amplifying transmission line |
| 01/19/2000 | EP0973236A2 End pumped zig-zag slab laser gain medium |
| 01/19/2000 | EP0972323A1 Laser pump cavity with integral light concentrator and method |
| 01/19/2000 | EP0972322A1 Compact, highly efficient laser pump cavity |
| 01/19/2000 | EP0894349A4 Method and apparatus for eliminating reflected energy due to stage mismatch in nonlinear magnetic compression module |
| 01/19/2000 | EP0792530A4 Low cost, high average power, high brightness solid state laser |
| 01/19/2000 | CN2359819Y 捆绑式二氧化碳激光器 Bundled carbon dioxide laser |
| 01/19/2000 | CN2359818Y Voltage regulation DC. generation device for super power laser |
| 01/19/2000 | CN2359817Y New-type electrode structure of high power silent discharge carbon dioxide laser |
| 01/19/2000 | CN1241854A Erbium doped fiber amplifier suitable for long wavelength light signal |
| 01/19/2000 | CN1241827A Laser capable of outputting three primary colors of red, green and blue simultaneously |
| 01/19/2000 | CN1241728A Optical amplifier for constantly adjusting per-channel output power and method thereof |
| 01/19/2000 | CN1241397A Laser heddpiece |
| 01/18/2000 | US6016325 Magnetic modulator voltage and temperature timing compensation circuit |
| 01/18/2000 | US6016324 Short pulse laser system |
| 01/18/2000 | US6016323 Broadly tunable single longitudinal mode output produced from multi-longitudinal mode seed source |
| 01/18/2000 | US6016227 Apparatus and method for producing an improved laser beam |
| 01/18/2000 | US6016218 Optical fiber amplifier |
| 01/18/2000 | US6014922 Short range/intermediate range laser defense against chemical and biological weapons |
| 01/18/2000 | CA2190876C Laser device used especially for optical pumping and manufacture process for said device |
| 01/13/2000 | WO2000002293A1 Laser power control with stretched initial pulses |
| 01/13/2000 | WO2000002292A1 Controlling laser polarization |
| 01/13/2000 | WO2000002291A1 Optical gain equalizer, and optical amplifier and wavelength-division multiplex transmitter both comprising the optical gain equalizer |
| 01/13/2000 | WO2000002290A1 Optical fibre and optical fibre device |
| 01/13/2000 | WO2000002077A1 Long-length continuous phase bragg reflectors in optical media |
| 01/13/2000 | WO2000002075A1 Method for writing arbitrary index perturbations on a waveguide |
| 01/13/2000 | WO2000001632A1 Tantalum containing glasses and glass ceramics |