| 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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| 08/28/1990 | US4953176 Angular optical cavity alignment adjustment utilizing variable distribution cooling |
| 08/28/1990 | US4953175 Unstable laser resonator with output coupler having radially variable reflectivity |
| 08/28/1990 | US4953174 Preionization electrode for pulsed gas laser |
| 08/28/1990 | US4953172 Gas Laser |
| 08/28/1990 | US4953171 Semiconductor laser source unit |
| 08/28/1990 | US4953169 Gas laser frequency stabilization arrangement and method |
| 08/28/1990 | US4953166 Microchip laser |
| 08/28/1990 | US4952945 Exposure apparatus using excimer laser source |
| 08/28/1990 | CA1273403A1 Control of large volume gaseous electric discharge system |
| 08/28/1990 | CA1273400A1 Laser driver circuit |
| 08/23/1990 | WO1990009690A1 Solid state laser |
| 08/23/1990 | WO1990009689A1 An assembly for arranging optical components of a laser |
| 08/23/1990 | WO1990009094A2 Nonlinear optical radiation generator and method of controlling regions of ferroelectric polarization domains in solid state bodies |
| 08/23/1990 | DE3904896A1 Optical element for obtaining an approximately uniform illumination in a plane of observation |
| 08/23/1990 | DE3904421A1 Active stabilisation of laser resonators |
| 08/23/1990 | DE3844677A1 Discharge tube |
| 08/22/1990 | EP0383638A2 Laser oscillator/amplifier with compensation for stress birefringence |
| 08/22/1990 | EP0383586A2 Laser device |
| 08/22/1990 | EP0383259A2 Free-electron laser oscillator |
| 08/22/1990 | EP0382740A1 A device in gas lasers |
| 08/22/1990 | EP0258371B1 Lasers |
| 08/22/1990 | EP0233896B1 Dielectric optical waveguide device |
| 08/22/1990 | CN1044799A Crystal fiber of lithium triborate and parts produced thereby |
| 08/21/1990 | US4951297 Chemical process yielding stimulated emission of visible radiation via fast near resonant energy transfer |
| 08/21/1990 | US4951296 Laser anode construction |
| 08/21/1990 | US4951295 Preionization means for a gas-discharge laser |
| 08/21/1990 | US4951294 Diode pumped modelocked solid state laser |
| 08/21/1990 | US4951288 Apparatus for protecting a laser |
| 08/21/1990 | US4951287 Atomic vapor laser isotope separation process |
| 08/21/1990 | US4951285 Laser with adjustable mirror for mode control |
| 08/21/1990 | US4950625 Diamond laser crystal and method manufacturing the same |
| 08/21/1990 | US4950268 Laser driver and control circuit |
| 08/21/1990 | US4950051 Electromagnetic beam switch especially for laser resonators |
| 08/21/1990 | CA1273048A1 Pulsed laser system |
| 08/16/1990 | EP0382510A1 Gas laser apparatus |
| 08/16/1990 | EP0382108A1 Laser provided with a securing arrangement for the active medium, and securing arrangement for the laser assembly |
| 08/16/1990 | EP0381726A1 Skewed axis inertial sensor assembly |
| 08/16/1990 | DE3903879A1 Heater for a catalytic converter comprising a metallic monolith and an electrically conducting housing |
| 08/14/1990 | US4949358 Ring laser with improved beam quality |
| 08/14/1990 | US4949354 Laser apparatus having a discharge triggering device inside a laser tube |
| 08/14/1990 | US4949353 Laser processing |
| 08/14/1990 | US4949348 Crystal doped with thulium |
| 08/14/1990 | US4949347 Diamond laser, method for producing the same, and method for activating such a laser |
| 08/14/1990 | US4949346 Conductively cooled, diode-pumped solid-state slab laser |
| 08/14/1990 | US4949345 Method and apparatus for reducing the effect of random polarization on the power/energy output of lasers |
| 08/14/1990 | US4949344 Fast pulsed excitation wiggler or undulator |
| 08/14/1990 | US4949056 Unconventional adaptive optics |
| 08/14/1990 | CA1272790A1 Gas laser generator |
| 08/14/1990 | CA1272789A1 Optical waveguide amplifier and laser |
| 08/10/1990 | WO1990009688A1 Microchip laser |
| 08/10/1990 | CA2046637A1 Microchip laser |
| 08/09/1990 | DE4002920A1 Ring laser gyroscope |
| 08/08/1990 | EP0381341A2 FSK optical communication system |
| 08/08/1990 | CN2060264U Sealed co2 laser tube |
| 08/07/1990 | US4947403 Gas laser tube having a supported cathode |
| 08/07/1990 | US4947402 Two-mirror shaping of a non-circular optical pumping beam and lasers using same |
| 08/07/1990 | US4947400 Semiconductor apparatus |
| 08/07/1990 | US4947399 Laser mirror displacement device |
| 08/07/1990 | US4947398 Laser device with wavelength stabilization control and method of operating the same |
| 08/07/1990 | US4947223 Semiconductor devices incorporating multilayer interference regions |
| 08/07/1990 | US4947137 Passive frequency standard |
| 08/07/1990 | US4947039 Flat stationary field light beam scanning device |
| 08/07/1990 | US4946567 Apparatus for the distribution of laser beams used during a selective reaction in a process for isotope separation by lasers |
| 08/07/1990 | CA1272504A1 Surface for electric discharge |
| 08/02/1990 | DE4002642A1 Excimer laser gas refining - using alkali or alkaline earth metal to remove carbon tetra:fluoride |
| 08/01/1990 | EP0379991A1 Power supply circuit arrangement and method for supplying power to pulsed lasers |
| 08/01/1990 | CN1044365A Head-on collision pulsating laser with active-passive lock mould |
| 07/31/1990 | US4945547 Laser beam processing apparatus |
| 07/31/1990 | US4945546 Purely chemical process yielding continuous laser amplification in the visible and ultraviolet spectral ranges |
| 07/31/1990 | US4945545 Cold electrode metal vapor laser |
| 07/31/1990 | US4945544 Diode laser pumped solid-state laser |
| 07/31/1990 | US4945543 Gain medium for radiant energy source |
| 07/31/1990 | US4945539 Acousto-optic tunable filter |
| 07/31/1990 | US4945315 Method of and apparataus for projecting a laser beam into light amplifier |
| 07/31/1990 | US4945206 Beam bender for use in a laser-beam machining apparatus |
| 07/31/1990 | US4944573 Device for distributing laser beams used in an isotopic separation method |
| 07/31/1990 | CA1272304A1 Electromagnetic radiation frequency doubler |
| 07/31/1990 | CA1272250A1 Laser beam transport system |
| 07/26/1990 | WO1990008415A1 High-frequency discharge-excited laser |
| 07/26/1990 | WO1990008414A1 A chemical process yielding stimulated emission of visible radiation via fast near resonant energy transfer |
| 07/26/1990 | WO1990008413A1 Solid laser |
| 07/26/1990 | WO1990008412A1 Q-switched solid state pulsed laser with injection seeding and a gaussian output coupling mirror |
| 07/25/1990 | EP0379325A2 Light emitting device |
| 07/25/1990 | EP0378598A1 Looped, phased array laser oscillator |
| 07/25/1990 | CN1044193A Miniature blue-green laser source using second-harmonic generation |
| 07/25/1990 | CN1044192A Technology of 3.39um waveband dual spectrum line synthesis wave and helium neon gas laser |
| 07/24/1990 | US4943972 Laser tube |
| 07/24/1990 | US4943782 Four-pass phase conjugate optical amplifier system and method |
| 07/19/1990 | DE3935891A1 Laser gyro mirror positioner with two piezoelectrical devices - ensures purely axial movement under pressure from leaf spring with decoupling from radial tilt-provoking efforts |
| 07/18/1990 | EP0378470A2 Analog D. C. to one MHZ information channel |
| 07/18/1990 | EP0378390A1 Q-Switched solid state pulse laser with injection seeding and a gaussian output coupling mirror |
| 07/18/1990 | EP0378061A2 Apparatus and method for producing blue-green light radiation |
| 07/18/1990 | EP0377748A1 Laser oscillator |
| 07/18/1990 | EP0377710A1 Hybrid laser |
| 07/18/1990 | EP0227499B1 Mixed lanthanum-magnesium aluminates, process for their production and lasers using these aluminates |
| 07/17/1990 | US4942588 Laser device |
| 07/17/1990 | US4942587 Optically pumped solid-state laser oscillator |
| 07/17/1990 | US4942586 High power diode pumped laser |
| 07/17/1990 | US4942583 Misalignment-tolerant, grating-tuned external-cavity laser |
| 07/17/1990 | US4942582 Single frequency solid state laser |