| 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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| 03/23/1994 | EP0588292A1 Solid state laser |
| 03/23/1994 | CN1084326A FM laser device |
| 03/23/1994 | CN1084227A High sensitive near infrared refraction doped lithium columbate crystal |
| 03/22/1994 | US5297156 Method and apparatus for dual resonant laser upconversion |
| 03/22/1994 | US5297155 Tunable laser assembly |
| 03/22/1994 | US5297154 Fiber-optic amplifier with feedback-insensitive pump laser |
| 03/22/1994 | US5297152 Free electron laser with two self-stimulating ondulators at higher order harmonics |
| 03/22/1994 | US5296891 Illumination device |
| 03/22/1994 | CA2105906A1 Rare earth-doped, stabilized cadmium halide glasses |
| 03/22/1994 | CA2039200C Full color upconversion display |
| 03/17/1994 | WO1994006182A1 System and method for selectively laser processing a target structure of materials of a multimaterial, multilayer device |
| 03/17/1994 | WO1994006181A1 Multi-stripe array grating integrated cavity laser |
| 03/17/1994 | WO1994006180A1 Laser scanner |
| 03/17/1994 | WO1994006147A1 Laser electron beam tube |
| 03/17/1994 | WO1994005973A2 Laser gyro high voltage start module |
| 03/17/1994 | DE4331389A1 Solid state laser for laser processing machine - has lasing medium with rough surface for high quality, high power laser beam prodn. |
| 03/17/1994 | DE4331054A1 Gas laser oscillator with high velocity axial flow - uses gas flow rectifier in gas circulation system providing radial velocity component perpendicular to discharge tube axis |
| 03/17/1994 | DE4323197A1 Regulating operating parameters of diode-pumped solid state laser - raising operating temp. of laser diode in steps with reduction of laser diode current to maintain constant output power |
| 03/17/1994 | DE4239654C1 Laser diode pumped microcrystal solid-state laser - has very thin laser crystal coupled to laser diode stage with reflecting surfaces to form resonator chamber |
| 03/17/1994 | DE4230495A1 Changing the power output of laser arrangements - comprises synchronising excitation of the oscillator and amplifiers to continuously change power output |
| 03/17/1994 | CA2140435A1 Laser gyro high voltage start module and high voltage pulse generator |
| 03/16/1994 | EP0587330A1 Wavelength conversion apparatus |
| 03/16/1994 | EP0587154A2 Narrow bandwidth laser array system |
| 03/16/1994 | EP0587092A1 Stress-free mounting and protection of liquid-cooled solid-state laser media |
| 03/16/1994 | EP0586713A1 Polymeric optical fiber amplifier |
| 03/16/1994 | EP0586414A1 Device for making surgical incisions with combined thermal and ionizing laser beams |
| 03/16/1994 | CN1083932A Speckle-free display system using coherent light |
| 03/15/1994 | US5295217 Amplifier having an amplifying optical fiber |
| 03/15/1994 | US5295211 Fiber amplifier coupler |
| 03/15/1994 | US5295209 Spontaneous emission source having high spectral density at a desired wavelength |
| 03/15/1994 | US5295149 Gas laser device |
| 03/15/1994 | US5295147 Vertical cavity, surface-emitting laser with expanded cavity |
| 03/15/1994 | US5295146 Solid state gain mediums for optically pumped monolithic laser |
| 03/15/1994 | US5295144 Laser |
| 03/15/1994 | US5295143 Three color laser |
| 03/15/1994 | US5295016 Polarization insensitive amplification device |
| 03/15/1994 | US5295015 Optical amplifying apparatus |
| 03/15/1994 | US5294774 Laser marker system |
| 03/15/1994 | CA1327845C Optical fibre with fluorescent additive |
| 03/10/1994 | DE4302465C1 Appts. for producing dielectrically-hindered discharge - comprises gas-filled discharge space between two ignition voltage-admitted electrodes |
| 03/10/1994 | DE4229500A1 Solid-state hybrid laser system - with laser diode chip and associated cooling and temp. regulation elements contained in standard housing |
| 03/10/1994 | DE4229499A1 Laser diode pumped solid-state laser - comprises large number of laser diodes mounted directly on surface of laser crystal or solid-state laser material, with pump diodes formed as leaky waveguides |
| 03/10/1994 | DE4229498A1 Laser diode-excited solid-state laser - uses coupling mirror to provide partial feedback of each individual resonator mode |
| 03/10/1994 | DE4229397A1 Appts. for sputtering material from target - comprises high performance laser, frequency multiplier, and laser beam guide |
| 03/09/1994 | EP0586353A1 Arrangement for emission of light or laser light |
| 03/09/1994 | EP0586278A1 Laser generating apparatus |
| 03/09/1994 | EP0586242A1 Fiber-optic gyroscope |
| 03/09/1994 | EP0586108A1 Self aligning intracavity Raman laser |
| 03/09/1994 | EP0586103A2 Measurement of a parameter of an optical amplifier |
| 03/09/1994 | EP0585758A1 Optical wavelength converter |
| 03/09/1994 | EP0585482A1 Slab laser with composite electrode |
| 03/09/1994 | EP0585481A1 Slab laser resonator |
| 03/09/1994 | CN1083627A Lateral mode selection method of laser and its device |
| 03/09/1994 | CN1083599A Optical component and optoelectronic element for increasing the frequency of electromagnetic radiation |
| 03/09/1994 | CN1023954C High precision synchronous controller |
| 03/08/1994 | US5293573 For use with a plasma source |
| 03/08/1994 | US5293547 Method and apparatus to compensate for distortion in optical transmission systems |
| 03/08/1994 | US5293403 Pulse discharge laser with passive arc protection |
| 03/08/1994 | US5293396 Plasma generating apparatus and method for extreme-ultaviolet laser |
| 03/08/1994 | US5293395 Stimulated raman laser of amplifier using axicon pumping |
| 03/08/1994 | US5293394 Raman laser |
| 03/08/1994 | US5293390 Discharge-pumped gas laser with independent preionizing circuit |
| 03/08/1994 | US5293389 Multi-pulse laser beam generation method and device and laser beam machining method and apparatus using multi-pulse laser beam |
| 03/08/1994 | US5293269 Aspheric cylindrical lens and method of fabrication |
| 03/08/1994 | US5291890 Magnetic resonance surgery using heat waves produced with focussed ultrasound |
| 03/03/1994 | WO1994005062A1 Segmented solid state laser gain media with gradient doping level |
| 03/03/1994 | WO1994005061A1 Multi-stage fibre amplifier |
| 03/03/1994 | WO1994004970A1 Apparatus for pulsed electrical power circuitry |
| 03/03/1994 | WO1994004889A1 Laser gyro microprocessor start up control method and apparatus |
| 03/03/1994 | WO1994004365A1 Data-recordal using laser beams |
| 03/03/1994 | DE4229138A1 Compact transverse flow gas laser - passes gas in same direction through discharge channels, and inverts relative position of radiation fields in direction parallel to flow direction |
| 03/03/1994 | DE4228862A1 Laser system with high UV prodn. efficiency - has two intra-cavity frequency doubling stages increasing power density |
| 03/02/1994 | EP0585126A2 Efficient bi-directional optical fiber amplifier for missile guidance data link repeater |
| 03/02/1994 | EP0585088A2 Article comprising rare earth or transition metal doped optical fiber |
| 03/02/1994 | EP0585005A1 Fault tolerant optical amplifier arrangement |
| 03/02/1994 | EP0471707B1 Laser diode pumped solid state laser |
| 03/02/1994 | EP0406351B1 Ultrasonic laser soldering |
| 03/02/1994 | EP0343174B1 Method and apparatus for laser processing of materials |
| 03/02/1994 | EP0272305B1 Apparatus and method for forming an integral object from laminations |
| 03/02/1994 | CN2158144Y Laser optical parametric synchronous amplifier |
| 03/02/1994 | CN2158094Y Metallic condenser |
| 03/01/1994 | US5291512 Bragg reflector for microwave and far-infrared wave, and free electron laser provided with the reflector |
| 03/01/1994 | US5291510 Electric power supply for laser |
| 03/01/1994 | US5291509 Gas laser apparatus |
| 03/01/1994 | US5291508 Gas laser tube |
| 03/01/1994 | US5291505 Active energy control for diode pumped laser systems using pulsewidth modulation |
| 03/01/1994 | US5291504 Laser pump module |
| 03/01/1994 | US5291503 Internally stimulated optical parametric oscillator/laser |
| 03/01/1994 | US5291502 Electrostatically tunable optical device and optical interconnect for processors |
| 03/01/1994 | US5291501 Optical fibre with doped core and doped inner cladding, for use in an optical fibre laser |
| 03/01/1994 | US5291222 Image exposure apparatus |
| 03/01/1994 | US5290730 Wavelength conversion waveguide and fabrication method |
| 02/28/1994 | CA2077062A1 Method and apparatus for an increased pulse repetition rate for a cw pumped laser |
| 02/25/1994 | CA2076735A1 Stimulated raman laser or amplifier using axicon pumping |
| 02/23/1994 | EP0583944A1 Laser reflecting cavity with ASE suppression and heat removal |
| 02/23/1994 | EP0583305A1 External cavity laser. |
| 02/23/1994 | EP0467939B1 Ring laser |
| 02/23/1994 | CN2157606Y 绿光固体激光器 Green solid-state lasers |
| 02/22/1994 | US5289493 Cavity modulated linear chirp laser |
| 02/22/1994 | US5289492 Scalable laser system using a coupled multiple output resonator |