Patents
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)
10/1992
10/14/1992EP0508391A2 Path length control driver apparatus
10/14/1992EP0508149A2 Low noise high power optical fiber amplifier
10/14/1992EP0257087B1 Large volume gaseous electric discharge system
10/14/1992CN1018687B Discharge tube of metal vapour
10/14/1992CN1018621B Laser scribing system and method
10/13/1992US5155780 Optical limiting amplifier
10/13/1992US5155739 RF excited CO2 slab waveguide laser
10/13/1992US5155737 Semiconductor wavelength conversion device
10/13/1992US5155621 Optical fiber amplifier
10/13/1992US5154707 Method and apparatus for external control of surgical lasers
10/07/1992EP0507524A1 Metal vapour laser apparatus and method
10/07/1992EP0507523A2 Laser system
10/07/1992EP0507367A1 Protection switch in an optical telecommunication line with optical amplifiers
10/07/1992EP0507015A1 High power NdYAG laser
10/07/1992EP0506753A1 Lossless optical component.
10/07/1992EP0506731A1 Improved optical fibre laser.
10/07/1992EP0346464B1 Silicon carbide:metal carbide alloy semiconductor
10/06/1992US5153933 Apparatus for generating a comb of optical teeth of different wavelengths
10/06/1992US5153893 Aerodynamic window
10/06/1992US5153892 High-pressure gas laser apparatus and method of laser processing
10/06/1992US5153891 Indivisual copper loads are each placed in a respective ceramic crucibles and crucibles are spaced apart at intervals along the length of discharge tube
10/06/1992US5153888 Optical laser frequency stabilizer
10/06/1992US5153887 Infrared laser system
10/06/1992CA1308472C Excitation stage for gas lasers with a multi-channel pseudo spark gap and use of the excitation circuit
10/06/1992CA1308281C Partly transparent mirror for a ring laser gyro
10/01/1992DE4110189A1 Multi-wavelength laser oscillator - uses beam deflection or beam splitting prism providing geometric coupling between different resonators
09/1992
09/30/1992EP0506506A1 Optical fibre with internal variable Bragg grating and its applications
09/30/1992EP0506049A2 Non-linear semiconductor optical device having an improved signal-to-noise ratio
09/30/1992EP0338011B1 Laser optical element mounting arrangement and method
09/30/1992EP0272258B1 Fabrication of optical fibres
09/29/1992US5151917 Laser resonators employing diffractive optical elements
09/29/1992US5151916 Electric discharge tube for gas laser
09/29/1992US5151911 Process for reducing high-frequency energy noise components in the output radiation of a laser, process for generating short laser pulses, and lasers utilized for this purpose
09/29/1992US5151909 Frequency doubled solid state laser having programmable pump power modes and method for controllable lasers
09/29/1992US5151908 Laser with longitudinal mode selection
09/29/1992US5151817 Rare earth-doped glass
09/29/1992US5151626 Repetitive pulsed Raman cell with vibrating blade
09/26/1992CA2063921A1 Optical fibre incorporating a variable internal bragg grating and its applications
09/23/1992EP0505289A2 Optical waveguide having a variable refractive index and an optical device having such an optical waveguide
09/23/1992EP0504851A2 Semiconductor optical device
09/23/1992EP0504777A1 Auxiliary signal transmission system over an optical link
09/23/1992EP0504652A1 Gas laser oscillating device
09/23/1992EP0504479A2 Optical fiber amplifier and coupler
09/23/1992EP0504330A1 Laser diode assembly including a cylindrical lens
09/23/1992EP0490933A4 A laser
09/23/1992EP0478548A4 Nonlinear optical radiation generator and method of controlling regions of ferroelectric polarization domains in solid state bodies
09/23/1992EP0453519A4 A chemical process yielding stimulated emission of visible radiation via fast near resonant energy transfer
09/23/1992EP0267228B1 Method and apparatus for reducing the effects of vibrational disturbances on the frequency stability of a laser
09/23/1992CA2063491A1 System for transmitting auxiliary signals over an optical link
09/22/1992US5150375 Substance vaporizing apparatus
09/22/1992US5150374 Method of fabricating a waveguide optical resonant cavity
09/22/1992US5150372 Frequency sweeping phase-locked-loop synthesizer power supply for CO2 waveguide laser
09/22/1992US5150370 Narrow-band laser apparatus
09/22/1992US5149807 Oxazine laser dyes
09/22/1992US5149659 Passing sample through packed column, reacting, forming solid fluoride and measuring the concentration of formed oxygen or carbon dioxide
09/22/1992US5149406 Electrical field quenching of optical breakdown
09/17/1992WO1992016038A1 Dye laser amplifiers
09/17/1992WO1992016037A1 Modelocked lasers
09/17/1992WO1992016036A1 A method for extending the gas lifetime of excimer lasers
09/17/1992WO1992016014A2 Method and apparatus for concave substrates
09/17/1992WO1992015903A1 Optical pulse-shaping device and method, and optical communications station and method
09/17/1992DE4216001A1 Resonator for tunable laser of either dye or solid state type - has reflecting element, e.g. prism or mirror, to tune device
09/16/1992EP0503929A2 Laser with temperature controlled harmonic generating crystal
09/16/1992EP0503875A2 Poynting vector walk-off compensation in type II phasematching
09/16/1992EP0503579A2 Broad linewidth lasers for optical fiber communication systems
09/16/1992EP0324017B1 Solid state laser q-switch having radial color center distribution
09/16/1992EP0254747B1 Coaxial co2 laser utilizing high-frequency excitation
09/16/1992CN1064554A High-power two-lens mode selecting cavity for co2 laser
09/15/1992US5148445 High power Nd:YLF solid state lasers
09/15/1992US5148444 Tunable single-frequency ring laser
09/15/1992US5148443 Laser
09/15/1992US5148442 Dye lasing arrangement including an optical assembly for altering the cross-section of its pumping beam and method
09/15/1992US5148441 Solid state laser
09/15/1992US5148440 Wick for metal vapor laser
09/15/1992US5148438 Gas laser with discharge in two-dimensional waveguide
09/15/1992US5148437 Laser pumped atomic frequency standard with high frequency stability
09/15/1992US5148318 Optical pulse waveform shaper
09/15/1992US5148307 Nanometer dimension optical device with microimaging and nanoillumination capabilities
09/15/1992US5148237 Ring laser gyro with an absorber medium with the laser cavity
09/15/1992US5148076 Apparatus for thermal tuning of path length control drivers
09/15/1992US5147711 Thin metal layers, polyimide, carbon fibers
09/15/1992US5146917 Fibre-optic apparatus for the photodynamic treatment of tumors
09/15/1992CA1307597C2 Optic system useful with metal service lines
09/09/1992EP0502410A1 Optical amplifier
09/09/1992EP0502386A2 Optical transducer with widened dynamic range
09/09/1992EP0502228A1 Multigas excimer laser
09/08/1992US5146526 Laser pigtail assembly and method
09/08/1992US5146468 Gas doping of solids by crystal growth
09/03/1992WO1992015137A1 Infrared laser system
09/03/1992WO1992015135A1 Laser
09/02/1992EP0501871A1 Semiconductor laser with saturable absorber
09/02/1992CN2114906U Rf exciting co2 waveguiding laser
09/01/1992US5144638 Master dye laser oscillator including a specific grating assembly for use therein
09/01/1992US5144635 Semiconductor laser device having reflectance control film formed on end facet of oscillator
09/01/1992US5144632 Laser with actively stabilized etalon for single frequency operation
09/01/1992US5144630 Multiwavelength solid state laser using frequency conversion techniques
09/01/1992US5144629 Method and apparatus for laser tuning
09/01/1992US5144375 Sagnac optical logic gate
09/01/1992US5144193 High field pulsed microwiggler comprising a conductive tube with periodically space slots
08/1992
08/29/1992WO1992015985A1 Laser systems