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)
07/1999
07/15/1999DE19800600A1 Molekularsieb/Laserfarbstoff-Komposite als Lasermedien Molecular sieve / laser dye composites as laser media
07/15/1999CA2318572A1 Optoelectronic device used to modulate the flow of electrons
07/14/1999CN2329100Y Convex reflective mirror for outputing round optic beam plane convex laser resonant cavity
07/13/1999US5923695 Compact pumped laser resonator and method
07/13/1999US5923694 Wedge side pumping for fiber laser at plurality of turns
07/13/1999US5923693 Discharge electrode, shape-restoration thereof, excimer laser oscillator, and stepper
07/13/1999US5923686 Environmentally stable passively modelocked fiber laser pulse source
07/13/1999US5923685 Wavelength selectable laser oscillator in wavelength tunable laser
07/13/1999US5923684 Fiber amplifier with multiple pass pumping
07/13/1999US5923463 Optical amplifier and method for controlling the same
07/13/1999US5923462 Dynamic gain control system for optical amplifier and method thereof
07/13/1999US5923418 To maintain an electromagnetic beam aimed at a point in space
07/08/1999WO1999034487A1 Vertical cavity surface emitting laser having intensity
07/08/1999WO1999034486A1 Passive q-switched microlaser with controlled polarisation
07/08/1999WO1999034236A2 Ring laser gyroscope dither motor structure
07/08/1999WO1999034177A2 Ring laser gyroscope with migration resistant dielectric material
07/08/1999DE19805993A1 Laser mit einem organischen Emittermaterial und verteilter Rückkoppelung Laser with an organic emitter material and distributed feedback
07/08/1999CA2312745A1 Ring laser gyroscope dither motor structure
07/08/1999CA2302543A1 Cathode seal including migration resistant dielectric material
07/08/1999CA2256174A1 Optical amplifier with gain optimizable as a function of input power
07/07/1999EP0795237A4 A method and apparatus for controlling calls in a code division multiple access system
07/07/1999EP0793867B1 Double-cored optical fibre, process for their production, double-cored fibre laser and double-cored fibre amplifier
07/07/1999EP0765012B1 Non-vaporising getter and method of obtaining the same
07/07/1999CN1044055C 光放大器 Optical amplifiers
07/07/1999CN1044040C Article comprising rare earth or transition metal doped optical fiber
07/06/1999US5920668 Compact fiber laser unit
07/06/1999US5920584 High-power diode laser and method for mounting the same
07/06/1999US5920582 Cladding mode pumped amplifier
07/06/1999US5920424 Article comprising a broadband optical fiber amplifier
07/06/1999US5920423 Multiple pumped fiber amplifiers for WDM communication systems with adjustment for the amplifier signal gain bandwidth
07/06/1999US5919304 Method and apparatus for producing oxide series single crystals
07/06/1999US5919070 Vacuum microelectronic device and methodology for fabricating same
07/01/1999WO1999033152A1 Laser assembly
07/01/1999WO1999033151A1 Laser pump cavity with improved thermal lensing control, cooling, and fracture strength and method
07/01/1999WO1999033150A1 Laser pump cavity apparatus with integral concentrator and method
07/01/1999WO1999033149A1 Thermally improved slab laser pump cavity apparatus with integral concentrator
07/01/1999WO1999032933A1 Photon beam generator
07/01/1999WO1999025046A3 Diode-pumped solid-state laser with an exchangeable pumping module
07/01/1999DE19758366A1 Diode pumping of optical waveguide lasers or amplifiers
07/01/1999DE19752982A1 Signal level adjustment for light wave conductor
06/1999
06/30/1999EP0926849A2 Optical amplifier for wavelength division multiplexing transmission
06/30/1999EP0926788A1 Optical assembly for laser diode
06/30/1999EP0926785A1 Method to control a laser gas exchange device connected to a gas discharge space of a gas laser apparatus and device for carrying out this method
06/30/1999EP0926783A1 Optical rectangular pulse generator
06/30/1999EP0926529A1 Procedure and apparatus for automatic positionning correction of optical elements in an optical asembly
06/30/1999EP0926519A1 Optical fiber coupler, method for producing the same and optical amplifier using the same
06/30/1999EP0925623A1 High-power cladding-pumped broadband fiber source
06/30/1999EP0925546A1 Laser apparatus
06/30/1999EP0826254B1 Optical frequency generator
06/30/1999CN2327099Y Rotary multi-mode laser-beam convertor
06/30/1999CN2327098Y Axial-flow type carbon dioxide laser discharge tube gas-inlet adaptor
06/30/1999CA2257059A1 Bidirectional optical transmission system for dense interleaved wavelength division multiplexing
06/29/1999US5918108 Vertical cavity surface emitting laser with enhanced second harmonic generation and method of making same
06/29/1999US5917972 Optical device
06/29/1999US5917969 Laser modulator
06/29/1999US5917849 Line narrowing device with double duty grating
06/29/1999US5917844 Apparatus for generating orthogonally polarized beams having different frequencies
06/29/1999US5917843 Laser cavity assembly
06/29/1999US5917649 Device and a method for evaluating an optical amplifier
06/29/1999US5917648 Packaged optical amplifier assembly
06/29/1999US5917643 Connected to a semiconductor laser
06/29/1999US5917635 Optical repeaters for single-and multi-wavelength operation with dispersion equalization
06/29/1999US5917285 Apparatus and method for reducing operating voltage in gas discharge devices
06/29/1999US5917179 Brillouin opto-electronic oscillators
06/29/1999CA2170316C Bidirectional pumping optical amplifier
06/29/1999CA2143944C Multi-stripe array grating integrated cavity laser
06/29/1999CA2127486C Optical amplifier
06/24/1999WO1999031773A1 High pulse rate pulse power system
06/24/1999WO1999031772A1 Semiconductor laser-excited solid-state laser device
06/24/1999WO1999031544A1 Laser beam coupler, shaper and collimator
06/24/1999WO1999031537A1 Tunable nonlinearly chirped grating
06/24/1999WO1999031181A1 Rigidized trimethine cyanine dyes
06/24/1999WO1999019950A8 Pulse energy control for excimer laser
06/24/1999WO1999013540A3 Repetitively-pulsed solid-state laser having resonator including multiple different gain-media
06/24/1999CA2314106A1 Tunable nonlinearly chirped grating
06/24/1999CA2314069A1 Laser beam coupler, shaper and collimator
06/24/1999CA2299533A1 Semiconductor laser excitation solid-state laser device
06/23/1999EP0924882A1 Optical amplifier for wideband signals and optical transmission system with such an optical amplifier
06/23/1999EP0923799A1 Laser
06/23/1999EP0923798A1 Diode laser pumped multimode waveguide laser, particularly fiber laser
06/23/1999EP0923797A1 Short-pulse laser device
06/23/1999CN2325896Y Laser indicator protective circuit device
06/23/1999CN2325895Y Solid laser device regulating Q power supply
06/23/1999CN1220591A Alexandrite laser system for treatment of dermatological specimens
06/23/1999CN1220531A 光传输系统和光通信装置 Optical transmission system and optical communication apparatus
06/23/1999CN1220509A Gain switch type high repetitive frequency pulsed CO2 laser
06/23/1999CA2256873A1 Optical window signal generator
06/22/1999US5915061 Apparatus and method for housing optical components
06/22/1999US5914978 Semiconductor gain medium with multimode and single mode regions
06/22/1999US5914976 Optoelectronic module
06/22/1999US5914975 Yb-doped crystal for a solid state laser and method of preparing the same
06/22/1999US5914974 Pulse power generating circuit
06/22/1999US5914808 Intermediate isolator type fiber amplifier and fiber transmission system
06/17/1999WO1999030393A1 Dual beam generator
06/17/1999WO1999030392A1 Narrow band laser with etalon based output coupler
06/17/1999WO1999030391A1 Double-clad rare earth doped optical fibers
06/17/1999WO1999030390A1 Automatic compensation of cnr and omi in a laser transmitter
06/17/1999WO1998054592A3 Double pulse coherent laser radar
06/16/1999EP0923205A2 Optical direct amplifier and control method thereof
06/16/1999EP0923174A1 Apparatus and method for compensating for temperature of laser diode