| 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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| 02/21/1989 | US4807234 Phase locked alternating dielectric ridge gas laser |
| 02/21/1989 | US4807233 Phase locked cusp-shaped dielectric ridge gas laser |
| 02/21/1989 | US4807232 Phase locked staggered dielectric ridge array waveguide gas laser |
| 02/21/1989 | US4806885 Magnet-electro-optic effect light modulator |
| 02/21/1989 | US4806873 Laser diode driving circuit |
| 02/21/1989 | US4806778 Micro-displacement measuring apparatus using a semiconductor laser |
| 02/21/1989 | US4805977 Optical coupler for optical direct amplifier |
| 02/16/1989 | DE3726279A1 Laser having a laser-active solid medium, and a plurality of pumping sources |
| 02/15/1989 | EP0303342A1 Lens assembly for laser scanner system |
| 02/15/1989 | EP0302903A1 New waveguide design to improve waveguide laser performance |
| 02/15/1989 | CN1031161A Transverse beam shifter and its adjusting method |
| 02/14/1989 | US4805182 RF-excited, all-metal gas laser |
| 02/14/1989 | US4805181 High reflectance laser resonator cavity |
| 02/14/1989 | US4805180 Discharge tube apparatus |
| 02/14/1989 | US4805177 Laser construction |
| 02/14/1989 | US4805072 Device for coupling HF energy to lasers |
| 02/11/1989 | WO1989010232A1 Nc laser apparatus |
| 02/09/1989 | WO1989001252A1 Laser fluid flow control apparatus and method |
| 02/09/1989 | WO1989001251A1 Axial flow type gas laser |
| 02/09/1989 | WO1989001250A1 Gas laser having a piezoelectric fan |
| 02/08/1989 | EP0302314A1 Gas bearings for gas lasers |
| 02/08/1989 | EP0302094A1 Wavelength locked laser light source. |
| 02/07/1989 | US4803697 Cold welded laser mirror assembly |
| 02/07/1989 | US4803694 Laser resonator |
| 02/07/1989 | US4803693 Device for the preparation of a gas mixture |
| 02/07/1989 | US4803692 Semiconductor laser devices |
| 02/07/1989 | US4803688 Ordered colloidal suspension optical devices |
| 02/07/1989 | US4803686 Spatial filter with gain |
| 02/07/1989 | US4803439 Glass bead laser amplifier with phase conjugate mirror |
| 02/07/1989 | US4802766 Dither signal remover for a dithered ring laser angular rate sensor |
| 02/07/1989 | US4802727 Positioning optical components and waveguides |
| 02/01/1989 | EP0301803A2 Intracavity generation of coherent optical radiation by optical mixing |
| 02/01/1989 | EP0301526A1 Solid-state laser rod |
| 02/01/1989 | EP0301495A1 Discharge laser in a turbulent transversal flow |
| 02/01/1989 | EP0301320A1 Laser arrangement |
| 02/01/1989 | EP0301125A1 Device for superpositioning two light beams |
| 02/01/1989 | EP0301106A1 Active medium for gas laser with ionizing particle excitation |
| 02/01/1989 | EP0160688B1 Pulsed laser for medical applications |
| 02/01/1989 | EP0153232B1 Process for hermetically sealing metallic objects onto a glass-ceramic body |
| 02/01/1989 | CN2031968U High-power he-ne laser tube |
| 01/31/1989 | US4802186 Sintered alumina ceramic |
| 01/31/1989 | US4802185 Transversely excited atmospheric laser |
| 01/31/1989 | US4802184 High frequency discharge excited coaxial type CO2 laser |
| 01/31/1989 | US4802183 Microwave excited excimer laser and method |
| 01/31/1989 | US4802180 Growth of congruently melting gadolinium scandium gallium garnet |
| 01/31/1989 | US4802176 Double moving grating laser |
| 01/31/1989 | US4801839 Mounting of a cold cathode directly to a vacuum chamber wall |
| 01/31/1989 | US4801352 Processing of semiconductor wafer in the manufacture of integrated circuits |
| 01/31/1989 | US4801071 Method for soldering and contouring foil E-beam windows |
| 01/31/1989 | CA1249650A1 Frequency doubling a laser beam by using intracavity type ii phase matching |
| 01/31/1989 | CA1249649A1 External electrode transverse high frequency gas discharge laser |
| 01/26/1989 | WO1989000779A1 Apparatus for controlling laser wavelength |
| 01/26/1989 | WO1989000778A1 System for correcting laser output |
| 01/26/1989 | WO1989000777A1 Solid state laser q-switch having radial color center distribution |
| 01/26/1989 | WO1989000776A1 R-f discharge-excited laser |
| 01/26/1989 | WO1989000775A1 Rf excited all metal gas laser |
| 01/26/1989 | DE3723777A1 Housing for a laser |
| 01/25/1989 | EP0300465A2 Laser machining apparatus |
| 01/25/1989 | EP0197084B1 Low noise injection laser structure |
| 01/25/1989 | CN2031580U Light out direction changing and adjusting device pointed by laser |
| 01/24/1989 | US4800569 Reflector design for a slab laser |
| 01/24/1989 | US4800568 Gas laser with a frequency-selective dielectric layer system |
| 01/24/1989 | US4800567 High-frequency-discharge excited gas laser |
| 01/24/1989 | US4800566 Fusion pumped laser |
| 01/24/1989 | US4799780 Aberrated suppressor mirror |
| 01/24/1989 | CA1249362A1 Low noise injection laser structure |
| 01/19/1989 | DE3722724A1 Circuit for preionising and main discharge of a pulsed gas laser |
| 01/19/1989 | DE3722323A1 Oscillator for supplying a gas-discharge path |
| 01/19/1989 | DE3722256A1 Laser resonator |
| 01/18/1989 | EP0299448A2 Fibre optic device for the transmission and lateral irradiation of laser energy, particularly for angioplasty |
| 01/18/1989 | EP0185074B1 Radial geometry electron beam controlled switch utilizing wire-ion-plasma electron source and such a source |
| 01/17/1989 | US4799233 Flashlamp radiation recycling for enhanced pumping efficiency and reduced thermal load |
| 01/17/1989 | US4799232 Gas laser and method |
| 01/17/1989 | US4799231 Laser gas orifice injection system |
| 01/17/1989 | US4799230 Laser dyes derived from bimanes |
| 01/17/1989 | US4798462 Auto-boresight technique for self-aligning phase conjugate laser |
| 01/17/1989 | CA1249030A1 Optical fiber communications system comprising raman amplification means |
| 01/12/1989 | WO1989000353A1 Gas laser |
| 01/12/1989 | WO1989000352A1 Gas laser |
| 01/12/1989 | WO1989000351A1 High reflectance pumping cavity |
| 01/12/1989 | WO1989000350A1 Electrodes for transversely excited gas lasers |
| 01/12/1989 | WO1989000326A1 Apparatus and method for sensing rotation rate and direction and for controlling cavity length |
| 01/11/1989 | EP0298817A1 Process and device for the production of electrons using a field coupling and the photoelectric effect |
| 01/11/1989 | EP0298598A2 Optical communication system with a stabilized group of frequencies |
| 01/11/1989 | EP0298490A2 Semiconductor laser optical system |
| 01/11/1989 | EP0298437A2 Ventilator for the circulation of large gas quantities for a high power laser of the gas circulation type |
| 01/11/1989 | EP0298115A1 Broadband-tunable external fiber-cavity laser |
| 01/11/1989 | CN2030766U Individual tuning multi-wavelength dye laser |
| 01/10/1989 | US4797896 Solid state optical ring resonator and laser using same |
| 01/10/1989 | US4797894 Alignment method and arrangement for external optical feedback for semiconductor diode lasers |
| 01/10/1989 | US4797893 Microlaser system |
| 01/10/1989 | US4797889 Solid state molecular laser |
| 01/10/1989 | US4797888 Circuit for the preionization and main discharge of a pulsed gas laser |
| 01/10/1989 | CA1248577A1 Magnetically induced pulser laser excitation |
| 01/05/1989 | DE3744673A1 Spark gap (surge arrestor, series gap) which can be triggered |
| 01/05/1989 | DE3720587A1 Dye laser |
| 01/05/1989 | DE3720185A1 Window holder for a gas laser |
| 01/04/1989 | EP0297343A1 Spark gap which can be triggered |
| 01/03/1989 | US4796275 Floating mirror mount |
| 01/03/1989 | US4796272 CO2 laser |