| 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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| 07/28/1992 | US5134672 Optical waveguide type star coupler |
| 07/28/1992 | US5134641 Plasma x-ray tube, in particular for x-ray preionizing of gas lasers, and an electron gun using the plasma x-ray tube |
| 07/28/1992 | US5134626 Solid laser generator |
| 07/28/1992 | US5134625 Condensed phase exciplex lasers |
| 07/28/1992 | US5134624 Method and apparatus for stabilizing oscillation frequency separation among a plurality of laser devices |
| 07/28/1992 | US5134623 Apparatus for controlling intensity of laser beam emitted from semiconductor laser unit |
| 07/28/1992 | US5134622 Diode-pumped optical parametric oscillator |
| 07/28/1992 | US5134621 High gain semiconductor laser amplifier package |
| 07/28/1992 | US5134620 Laser with longitudinal mode selection |
| 07/28/1992 | US5134517 Erbium-doped fiber optical amplifier |
| 07/28/1992 | US5134342 Quasi-optical gyrotron having a hologram output coupling |
| 07/28/1992 | US5134276 Noise cancelling circuitry for optical systems with signal dividing and combining means |
| 07/28/1992 | US5134273 Control of output energy of a pulsed light source comprising a gas discharge laser |
| 07/23/1992 | WO1992012558A1 Polarization controlling system for lasers |
| 07/23/1992 | WO1992012557A1 Laser beam generator |
| 07/23/1992 | WO1992012556A1 Method of and apparatus for pumping of transition metal ion containing solid state lasers using diode laser sources |
| 07/23/1992 | DE4101522A1 Solid-state laser pumped by high power semiconductor diode - has rod emitting first wavelength and rod emitting second wavelength, safe to human eye, arranged between coupling mirrors |
| 07/23/1992 | DE4101521A1 Wavelength selection for single frequency microcrystal laser - using half-wavelength plate for first wavelength selection and polarisation analyser for final wavelength selectivity |
| 07/22/1992 | EP0495535A1 Laser apparatus |
| 07/22/1992 | EP0495158A1 Contact cooling of a projection mask |
| 07/22/1992 | CN2110932U Heat absorption type cooling arrangement |
| 07/21/1992 | US5132980 Method and device for preconditioning a laser having a solid state gain medium |
| 07/21/1992 | US5132979 Laser frequency modulator for modulating a laser cavity |
| 07/21/1992 | US5132978 Laser amplifier |
| 07/21/1992 | US5132977 Coupled-cavity Q-switched laser |
| 07/21/1992 | US5132976 Erbium doped optical fiber |
| 07/21/1992 | US5132528 Arrangement for measuring laser power incorporating a first partially transmitting mirror and a second partially transmitting mirror positioned by 90° degrees |
| 07/21/1992 | US5131957 Material properties |
| 07/21/1992 | US5131751 Ring laser gyro cavity length controller, frame compression |
| 07/16/1992 | DE4100719A1 Stabilised high-voltage pulse generator - has resonant transformer fed by diode which is bypassed during voltage doubling by set point comparator of capacitor voltage |
| 07/15/1992 | EP0494274A1 Monolithic semiconductor harmonic laser sources. |
| 07/15/1992 | EP0377021B1 Directly heated catalytic apparatus |
| 07/14/1992 | US5131069 Fiber amplifier having modified gain spectrum |
| 07/14/1992 | US5131004 RF excited CO2 slab waveguide laser |
| 07/14/1992 | US5131003 RF excited CO2 slab waveguide laser |
| 07/14/1992 | US5131002 External cavity semiconductor laser system |
| 07/14/1992 | US5131000 Chrysoberyl solid state lasers |
| 07/14/1992 | US5130999 Laser device |
| 07/14/1992 | US5130998 Laser device with oscillation wavelength control |
| 07/14/1992 | US5130997 Medical laser apparatus, high powered red laser used in same, and laser resonator with non-linear output |
| 07/14/1992 | US5130996 Solid-state laser device capable of generating a harmonic laser beam at a high conversion efficiency |
| 07/14/1992 | US5130995 Laser with Brewster angled-surface Q-switch alinged co-axially |
| 07/14/1992 | US5130994 Free-electron laser oscillator for simultaneous narrow spectral resolution and fast time resolution spectroscopy |
| 07/14/1992 | US5130844 Optical wavelength converter system |
| 07/14/1992 | US5130524 Apparatus for controlling intensity of laser beam emitted from semiconductor laser unit |
| 07/09/1992 | WO1992011672A1 Device for stabilizing a laser light source |
| 07/09/1992 | WO1992011550A1 Optical device |
| 07/09/1992 | DE4200622A1 Gas laser with internal discharge impedance matching network - has galvanically or capacitively earthed outer electrode surrounding sleeved inner electrode within axially segmented discharge space |
| 07/09/1992 | DE4042440A1 Diode-pumped solid laser - has sepd. nonlinear crystal bonded to piezoceramic vibrator and equipped with antireflection coating on face towards laser crystal similarly coated |
| 07/08/1992 | EP0493906A1 Optical probing method and apparatus |
| 07/08/1992 | EP0493903A1 Method of growing rare earth doped orthosilicates (Ln2-xRExSio5) |
| 07/08/1992 | CN1062625A Synchronous driver of laser monopulse selector |
| 07/07/1992 | US5128955 Method for the operation of a light amplifier having arcuately or, respectively, annularly guided radiation, particularly a ring laser diode |
| 07/07/1992 | US5128954 Impregnation of a solid from the gas phase |
| 07/07/1992 | US5128953 Transmissive optics for high power lasers |
| 07/07/1992 | US5128952 Metal ion laser |
| 07/07/1992 | US5128949 Method and circuit for controlling the evolution time interval of a laser output pulse |
| 07/07/1992 | US5128948 Laser device with monolithically integrated frequency changer |
| 07/07/1992 | US5128801 Integrated optical signal amplifier |
| 07/07/1992 | US5128800 Gain switchable optical fiber amplifier |
| 07/07/1992 | US5128601 Pulsed laser system |
| 07/07/1992 | US5128064 Polyphosphate; semiconductors |
| 07/07/1992 | CA1304808C Power laser |
| 07/07/1992 | CA1304614C Mirror assembly for lasers |
| 07/02/1992 | DE4041131A1 Solid body laser with longitudinal unimodal operation - has resonator contg. laser crystal and nonlinear crystal which guarantee resonator mode formation |
| 07/02/1992 | DE4041130A1 Solid-state laser generating single frequency and visible, pulsed beams - comprises laser diode pumped solid-state laser with electronic supply and regulating unit as well as optical head with adjusters |
| 07/01/1992 | EP0493235A1 High energy solid state laser |
| 07/01/1992 | EP0493028A2 Discharge excitation gas laser device |
| 07/01/1992 | EP0492994A2 Mode-locked laser using non-linear self-focusing element |
| 07/01/1992 | EP0492854A2 Apparatus comprising a laser adapted for emission of single mode radiation having low transverse divergence |
| 07/01/1992 | EP0492850A2 Isolated optical coupler |
| 07/01/1992 | EP0492577A2 Phosphate glass useful in high energy lasers |
| 07/01/1992 | EP0492526A2 Solid-state laser device and machining apparatus using same |
| 07/01/1992 | EP0492385A2 Gas laser oscillation device and its optical axis alignment method |
| 07/01/1992 | EP0492340A2 Gas laser with adjusting device for component |
| 07/01/1992 | EP0491777A1 Method for ascertaining mode hopping free tuning of resonance frequency and the q-value of an optical resonator and a device for carrying out the method |
| 07/01/1992 | CN2109002U Laser frequency stabilisation device |
| 06/30/1992 | US5127068 Apparatus for coupling a multiple emitter laser diode to a multimode optical fiber |
| 06/30/1992 | US5127019 Laser systems |
| 06/30/1992 | US5127018 Helium-neon laser tube with multilayer dielectric coating mirrors |
| 06/30/1992 | US5127017 Electrically excited stripline laser |
| 06/30/1992 | US5127016 Life extending gas capsule for ring laser gyroscope |
| 06/30/1992 | US5126876 Master oscillator power amplifier with interference isolated oscillator |
| 06/30/1992 | US5126826 Light-emitting or receiving device and method for preparing the same |
| 06/30/1992 | US5126660 Optical probing method and apparatus |
| 06/30/1992 | CA1304487C Gas laser excited with pulsed microwave energy |
| 06/30/1992 | CA1304486C Intra-cavity beam relay for optical harmonic generation |
| 06/28/1992 | CA2058329A1 Solid-state laser device and machining apparatus using same |
| 06/27/1992 | WO1992012559A1 Improved dye laser system and method |
| 06/25/1992 | WO1992011561A1 Optical amplifier |
| 06/25/1992 | WO1992010867A1 Phase-locked array of reflectivity-modulated surface-emitting lasers |
| 06/25/1992 | CA2074813A1 Optical amplifier |
| 06/24/1992 | EP0490933A1 A laser |
| 06/23/1992 | US5125066 Fiber optical amplifier |
| 06/23/1992 | US5125053 Optical coupler ultizing prisms |
| 06/23/1992 | US5125001 Solid laser device |
| 06/23/1992 | US5125000 Compact electronic pumping-type semiconductor laser |
| 06/23/1992 | US5124999 Semiconductor laser and resonator of organic nonlinear optical material |
| 06/23/1992 | US5124998 Laser plasma tube having a window sealed end and a mirror sealed end |
| 06/23/1992 | US5124997 Turbo blower for a laser device and a laser oscillator device |