| 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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| 10/18/2001 | CA2409251A1 Broadband amplifier and communication system |
| 10/17/2001 | EP1146612A1 Upconversion laser |
| 10/17/2001 | EP1146378A2 Tunable Fabry-Perot filters and lasers having increased tuning range and reduced frequency noise |
| 10/17/2001 | EP1146325A2 Tunable fabry-perot filters and lasers utilizing feedback to reduce frequency noise |
| 10/17/2001 | EP1146135A1 Stainless steel having passive fluoride film formed thereon and equipment manufactured therefrom |
| 10/17/2001 | EP1145392A2 Fiber grating-stabilized, semiconductor pump source |
| 10/17/2001 | EP1145391A2 Diode pumped, multi axial mode intracavity doubled laser |
| 10/17/2001 | EP1145390A2 Laser amplification system |
| 10/17/2001 | EP1145055A2 Optical channel waveguide amplifier |
| 10/17/2001 | EP1144952A1 Fiber optic gyroscope |
| 10/17/2001 | CN2454953Y Micro semiconductor pump laser device |
| 10/17/2001 | CN2454952Y Composite laser apparatus capable of different pulse-width pulse |
| 10/17/2001 | CN1318235A Method and system for detecting loss of signal in wavelength division multiplexed systems |
| 10/17/2001 | CN1317897A Semiconductor optical device assembly |
| 10/17/2001 | CN1317856A Excited coupling resonance-cavity laser |
| 10/16/2001 | US6304711 Optical glass, optical waveguide amplifier and optical waveguide laser |
| 10/16/2001 | US6304630 Method of generating EUV radiation, method of manufacturing a device by means of said radiation, EUV radiation source unit, and lithographic projection apparatus provided with such a radiation source unit |
| 10/16/2001 | US6304586 Method and apparatus for modulating a tunable laser |
| 10/16/2001 | US6304584 Blue diode-pumped solid-state-laser based on ytterbium doped laser crystals operating on the resonance zero-phonon transition |
| 10/16/2001 | US6304583 Utilization of telluride quaternary nonlinear optic materials |
| 10/16/2001 | US6304475 Switching power supply for gas laser |
| 10/16/2001 | US6304371 Optical amplifier and an optical amplification method |
| 10/16/2001 | US6304370 Two-stage modular wide-band optical amplifiers |
| 10/16/2001 | US6304368 Broadband optical amplification system |
| 10/16/2001 | US6304366 Photonic signal frequency conversion using a photonic band gap structure |
| 10/16/2001 | US6303901 Method to reduce damage to backing plate |
| 10/16/2001 | US6303056 Vector alignment of guest nlo molecules in a self-ordered nano-structured liquid crystal host film. field-poling is used to remove the centro-symmetry. |
| 10/16/2001 | CA2125302C Multiple diode laser employing mating substrates |
| 10/16/2001 | CA2088497C High power light source |
| 10/11/2001 | WO2001076026A1 Mode-locked pulsed laser system and method |
| 10/11/2001 | WO2001076025A1 Semiconductor elements for stabilizing laser output |
| 10/11/2001 | WO2001076024A1 Active optical fibre doped with rare earth elements |
| 10/11/2001 | WO2001076022A2 Optical amplifier |
| 10/11/2001 | WO2001076021A2 Helical electron beam generating device and method of use |
| 10/11/2001 | WO2001074527A1 Heating method and device |
| 10/11/2001 | WO2001025849A3 Direct space-to-time pulse shaper and optical pulse train generator |
| 10/11/2001 | WO2000008726A3 Laser amplification system |
| 10/11/2001 | US20010028672 Laser resonator |
| 10/11/2001 | US20010028671 Lasers with low doped gain medium |
| 10/11/2001 | US20010028670 Laser oscillator |
| 10/11/2001 | US20010028669 Narrow band excimer or molecular fluorine laser with adjustable bandwidth |
| 10/11/2001 | US20010028664 Energy monitor for molecular fluorine laser |
| 10/11/2001 | US20010027803 Photovoltaic device and method of fabricating the same |
| 10/11/2001 | EP1145390A3 Laser amplification system |
| 10/11/2001 | DE10114028A1 Spectroscope for measuring spectral distribution which has entry slit and optical collimation system for collimating light to be measured which passes through slit and diffraction grating on which collimated light impinges |
| 10/11/2001 | DE10014181A1 Laser resonator, has emission angle range set by focussing characteristics of optical system |
| 10/10/2001 | EP1143645A2 Optical amplifier, optical amplifying repeater and transmission apparatus for wavelength-division-multiplexed signal light |
| 10/10/2001 | EP1143581A2 Solid-state laser and optical transmitter |
| 10/10/2001 | EP1143272A2 Mechanically induced, reversible, long period optical fiber gratings |
| 10/10/2001 | EP1142166A1 Optical amplifier with power dependent feedback |
| 10/10/2001 | EP1142108A1 Method and apparatus for controlling the ratio of an output signal and an input signal |
| 10/10/2001 | EP0939978B1 Laser system and amplifying system to produce single-frequency laser radiation |
| 10/10/2001 | EP0868766B1 Distributed feedback ring laser |
| 10/10/2001 | CN2453580Y Multiple-path laser pulsation synchronous trigger |
| 10/10/2001 | CN2453579Y Semiconductor pump laser structure |
| 10/10/2001 | CN2453578Y Optical cavity resonator with space-time-phase modulation |
| 10/10/2001 | CN2453577Y Self-condensing lens laser cavity resonator with semi-conductor diode pump |
| 10/10/2001 | CN2453576Y Modulated laser device with no loss due to no additional inserted element |
| 10/10/2001 | CN2453575Y Nedle electrode, pulsation pre-ionization and horizontal flow carbon dioxide laser |
| 10/10/2001 | CN2453574Y Device for elimination vapour condensed on laser device (Cr, Tm, Ho, YAG) |
| 10/10/2001 | CN1316809A Solid-state laser and optical transmitting machine |
| 10/10/2001 | CN1316671A Light amplifier with active optical fibre ring reflector |
| 10/10/2001 | CN1316670A Optical fibre amplifier |
| 10/10/2001 | CN1316661A Mechanical inducted long period optical fibre raster |
| 10/09/2001 | US6301421 Photonic crystal fiber lasers and amplifiers for high power |
| 10/09/2001 | US6301284 Narrow band UV laser with visible light guide laser |
| 10/09/2001 | US6301280 Apparatus and method for forming a laser control signal, and a laser including the apparatus |
| 10/09/2001 | US6301277 Solid state laser master oscillator gain module |
| 10/09/2001 | US6301276 Laser light generating apparatus |
| 10/09/2001 | US6301275 Self-frequency doubled Nd-doped YCOB laser |
| 10/09/2001 | US6301274 Tunable external cavity laser |
| 10/09/2001 | US6301272 Resonant pumped short cavity fiber laser with optical feedback stabilization |
| 10/09/2001 | US6301041 Unidirectional optical amplifier |
| 10/09/2001 | US6300590 Laser processing |
| 10/09/2001 | US6300262 Transparent forsterite glass-ceramics |
| 10/09/2001 | CA2246640C Passive conductively cooled laser crystal medium |
| 10/09/2001 | CA2237604C Self-stimulation signal detection in an optical transmission system |
| 10/09/2001 | CA2219389C Method and apparatus for optical signal processing by photo-induced loss and/or gain gratings |
| 10/09/2001 | CA2218215C Temperature regulating laser diode assembly |
| 10/05/2001 | CA2336493A1 Mechanically induced, long period optical fiber gratings |
| 10/05/2001 | CA2319892A1 Solid-state laser and optical transmitter |
| 10/04/2001 | WO2001073489A1 Optical signal amplification method and apparatus |
| 10/04/2001 | US20010026654 Optical fiber amplifier that can attain sufficient gain shift effect, small noise property and high operation efficiency at the same time even in two-wavelength excitation Tm dopant optical fiber amplifier, and optical amplifier having the same |
| 10/04/2001 | US20010026396 Optical fiber for optical amplifier, optical fiber amplifier and optical fiber laser |
| 10/04/2001 | US20010026395 Multi-wavelength light amplifier |
| 10/04/2001 | US20010025924 Ultraviolet laser-generating device and defect inspection apparatus and method therefor |
| 10/04/2001 | EP1139588A2 Optical transmission equipment and supervisory system thereof |
| 10/04/2001 | EP1139522A2 Silica glass composition with lasing properties, an optical waveguide and a method of amplifying optical signals |
| 10/04/2001 | EP1139521A1 Light source and wavelength stabilization control method, exposure apparatus and exposure method, method for producing exposure apparatus, and device manufacturing method and device |
| 10/04/2001 | EP1139520A2 Laser resonator |
| 10/04/2001 | EP1139519A2 Optical amplifier with active-loop mirror |
| 10/04/2001 | EP1139518A1 Active optical fibre doped with rare earth elements |
| 10/04/2001 | EP1139149A2 Optical waveguide gratings device with adjustable optical spacing profile |
| 10/04/2001 | EP1138642A1 Laser photocuring system |
| 10/04/2001 | EP1138100A1 Co 2? slab laser |
| 10/04/2001 | EP1137963A2 Resonant optical wave power control devices and methods |
| 10/04/2001 | EP0943111B1 Device for optical coupling of a solid-state laser with an optical wave guide and a process for their production |
| 10/03/2001 | CN2452181Y Water cooling apparatus for medical laser device |
| 10/03/2001 | CN1316105A Optical devices |
| 10/03/2001 | CN1315766A Fs chirp photoparametric laser generator |