| 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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| 07/17/2002 | CN1359173A Three-wavelength femote second laser cross opump beam-splitting orientation device |
| 07/17/2002 | CN1359013A Optical fiber, non-linear optical fiber, optical fiber amplifier, wavelength converter and optical fiber making method |
| 07/17/2002 | CN1087878C Round metal cavity gas laser |
| 07/16/2002 | US6421488 Photon beam generator |
| 07/16/2002 | US6421365 Narrow band excimer or molecular fluorine laser having an output coupling interferometer |
| 07/16/2002 | US6421364 Solid state optical pumping laser with shielded laser cavity insert |
| 07/16/2002 | US6421362 Charging and discharging circuit for pulse laser |
| 07/16/2002 | US6421187 Laser illumination arrangement for a cathode ray tube |
| 07/16/2002 | US6421172 Long band optical amplifier |
| 07/16/2002 | US6421171 L-band optical fiber amplifier |
| 07/16/2002 | US6421170 Gain control and shaping of EDFAs via dual cavity gain control |
| 07/16/2002 | US6421169 Optical fiber amplifier having variable gain |
| 07/16/2002 | US6421159 Multiple beam laser marking apparatus |
| 07/16/2002 | US6420076 Ensure detection of gel foreign substances which are present inside a photoresist film or between resist patterns; laser |
| 07/11/2002 | WO2002054547A2 Laser beam source |
| 07/11/2002 | WO2002054545A1 Amplifying optical fiber, optical fiber amplifier and optical transmission system |
| 07/11/2002 | WO2000079654A9 Diode-pumped laser with integral channel cooling |
| 07/11/2002 | WO2000018020A3 Gain control and shaping of edfas via dual cavity gain control |
| 07/11/2002 | US20020090255 Light adjustment device for oscillating laser cavity |
| 07/11/2002 | US20020090254 Light adjustment device for laser resonant socket |
| 07/11/2002 | US20020090185 Optical gating apparatus and methods |
| 07/11/2002 | US20020090170 Apparatus and method for integrated photonic devices having adjustable gain |
| 07/11/2002 | US20020090164 Method and apparatus for generating a single-sideband optical frequency comb |
| 07/11/2002 | US20020090161 Wavelength characteristic control device, gain equalizer, and light amplifier |
| 07/11/2002 | US20020090017 Device and method for reduction of spontaneous emission from external cavity lasers |
| 07/11/2002 | US20020090012 Thermoelectric cooler driver utilizing unipolar pulse width modulated synchronous rectifiers |
| 07/11/2002 | US20020089755 Apparatus and method for laser radiation |
| 07/11/2002 | US20020089738 Optical fiber amplifier and method of amplifying an optical signal |
| 07/11/2002 | US20020089665 Noise figure-measuring device and noise figure-measuring method |
| 07/11/2002 | US20020089654 Projection exposure apparatus and device manufacturing method using the same |
| 07/11/2002 | US20020088782 Method of correcting laser beam intensity, laser beam intensity correction mechanism and multi-branched laser oscillation device having the same |
| 07/11/2002 | DE10112900C1 Excimer UV light source has elongate electrode carrier fixed between tapered end of discharge envelope and socket incorporating current feed |
| 07/10/2002 | EP1221747A2 Wide-waveband optical waveguide amplifier and method for the manufacture thereof |
| 07/10/2002 | EP1221746A2 Optical amplifier and optical fiber module |
| 07/10/2002 | EP1221070A2 Monolithic serial optical parametric oscillator |
| 07/10/2002 | EP1221069A1 An integrated optical device for data communication |
| 07/10/2002 | EP0956666B1 An optical amplifier and a method of preventing emission therefrom of optical power exceeding a prescribed safety limit |
| 07/10/2002 | EP0860040B1 Solid state lasers |
| 07/10/2002 | EP0848863B1 Long pulse vanadate laser |
| 07/10/2002 | EP0818068B1 Compact laser apparatus and method |
| 07/10/2002 | EP0687379B1 Gas discharge display and method for producing such a display |
| 07/10/2002 | CN2500003Y New light beam changer |
| 07/10/2002 | CN2500002Y External circulation cooler for titanium gemstone laser |
| 07/10/2002 | CN2500001Y Electrode connection structure for gas laser |
| 07/10/2002 | CN1357951A Semiconductor laser module, laser unit and Raman amplifier |
| 07/10/2002 | CN1357950A Prepn of fluozirconate glass waveguide for blue-green laser |
| 07/10/2002 | CN1087513C Displacement self-sensing helium-neon laser system and its embodiment method |
| 07/09/2002 | US6418156 Laser with gain medium configured to provide an integrated optical pump cavity |
| 07/09/2002 | US6418155 Laser device |
| 07/09/2002 | US6418154 Pulsed diode-pumped solid-state laser |
| 07/09/2002 | US6417963 Optical fiber splicing structure |
| 07/09/2002 | US6417962 Optical waveguide amplifier optical service channel accessor device and method of making |
| 07/09/2002 | US6417961 Optical amplifiers with dispersion compensation |
| 07/09/2002 | US6417960 Method of equalizing gain utilizing asymmetrical loss-wavelength characteristics and optical amplifying apparatus using same |
| 07/09/2002 | US6417959 Raman fiber amplifier |
| 07/09/2002 | US6417958 WDM optical communication system using co-propagating Raman amplification |
| 07/09/2002 | US6417955 Stack pumped vanadate amplifier |
| 07/09/2002 | US6417591 Magnetic coupling mechanism for use in laser apparatus |
| 07/09/2002 | US6417481 Method and a device for heating at least two elements by means of laser beams of high energy density |
| 07/09/2002 | CA2243096C System of controlling wavelength division multiplexed optical amplifier and method thereof |
| 07/09/2002 | CA2136360C Optical fiber amplifier and optical amplifier repeater |
| 07/04/2002 | WO2002052311A2 Laser pigtail fiber with inherent attenuation characteristic |
| 07/04/2002 | WO2002025785A8 Apparatuses and methods for generating coherent electromagnetic laser radiation |
| 07/04/2002 | WO2001091253A8 Optical passive components and bi-directional amplifier |
| 07/04/2002 | WO2001082426A3 Depolarized semiconductor laser sources |
| 07/04/2002 | US20020086544 Laser machining of semiconductor materials |
| 07/04/2002 | US20020085803 Optical amplifier |
| 07/04/2002 | US20020085608 High power and high gain saturation diode pumped laser means and diode array pumping device |
| 07/04/2002 | US20020085607 Method of fabricating active elements for a laser source |
| 07/04/2002 | US20020085606 Injection seeded laser with precise timing control |
| 07/04/2002 | US20020085596 Optical fiber with holding member, semiconductor laser module and Raman amplifier |
| 07/04/2002 | US20020085274 Laser microscope |
| 07/04/2002 | US20020085270 Apparatus and method for integrated photonic devices having add/drop ports and gain |
| 07/04/2002 | US20020085269 Fiber amplifier and pumping scheme for a fiber amplifier |
| 07/04/2002 | US20020085268 Broadband raman amplifier |
| 07/04/2002 | US20020085267 Raman amplifier, optical repeater, and raman amplification method |
| 07/04/2002 | DE10137236A1 Festkörperlaservorrichtung Solid-state laser device |
| 07/04/2002 | DE10065529A1 Laserstrahlquelle Laser beam source |
| 07/04/2002 | DE10063976A1 Resonator has pulse lengthening arrangement formed by at least one mirror with group speed dispersion selected to give time extension of laser pulses required to reduce peak power |
| 07/03/2002 | EP1220392A2 Lateral optical pumping of vertical cavity surface emitting laser |
| 07/03/2002 | EP1220389A1 Optical path length variation for laser influencing |
| 07/03/2002 | EP1220388A1 Optical amplifier and optical amplifying method |
| 07/03/2002 | EP1220387A1 Fabrication process of actif elements for laser sources |
| 07/03/2002 | EP1220386A1 Laser source |
| 07/03/2002 | EP1220385A2 Optical amplifier and method for amplifying wavelength multiplexed transmission signal light |
| 07/03/2002 | EP1220384A1 Optical waveguide amplifier and dual-wavelength optical pumping scheme |
| 07/03/2002 | EP1220383A1 Optical pumping method and unit for optical amplifiers |
| 07/03/2002 | EP1220382A2 Optical amplifier, optical communication system including the same, and optical fiber module included in the same |
| 07/03/2002 | EP1220381A2 Amplification optical fiber and fiber optic amplifier including the same |
| 07/03/2002 | EP1220380A2 Optical resonator for optical amplification |
| 07/03/2002 | EP1219986A1 Optical fiber, dispersion compensator using the same, and optical transmission system |
| 07/03/2002 | EP1218986A1 Narrow band laser with fine wavelength control |
| 07/03/2002 | EP1218985A1 High power gas discharge laser with line narrowing unit |
| 07/03/2002 | EP1218984A1 Laser chamber with fully integrated electrode feedthrough main insulator |
| 07/03/2002 | EP1218981A1 Multiwavelength distributed bragg reflector phased array laser |
| 07/03/2002 | EP1218980A1 Very narrow band injection seeded f 2? lithography laser |
| 07/03/2002 | EP1218979A2 Multi-wavelength laser usable for wdm applications and interferometric sensors |
| 07/03/2002 | EP1218977A1 Method for producing a fiber laser |
| 07/03/2002 | EP1218976A1 Tapered laser rod |
| 07/03/2002 | EP1218975A1 Gas laser |