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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11/10/2004 | CN2655476Y Variable focus connector for double layer optical fiber laser outputting |
11/10/2004 | CN2655475Y Gas laser with isolation valve |
11/10/2004 | CN2655474Y Narrow band output double layer optical fiber laser |
11/10/2004 | CN2655297Y Coaxial recording phase difference amplifying holographing apparatus |
11/10/2004 | CN2655271Y Laser energy uniform distributing device |
11/10/2004 | CN2655268Y Precise rotation biprism light beam scanner |
11/10/2004 | CN2655260Y Reflective fly eye type light beam uniform apparatus |
11/10/2004 | CN1545174A Laser resonator with corner mirror |
11/10/2004 | CN1545173A Middle power carbon dioxide laser tube |
11/10/2004 | CN1545172A Table type fully solidified high repetition frequency femtosecond laser |
11/10/2004 | CN1545171A Single-double wave convertible wavelength location and interval adjustable erbium doped fibre-optical laser |
11/10/2004 | CN1544971A Linear light beam reshaper |
11/10/2004 | CN1175315C Long wave band erbium mixed amplifier with low noise, high gain and high plain |
11/10/2004 | CN1175304C On-line regulator for dynamic coaxial regulation of space filter |
11/10/2004 | CN1175295C Long period optical fiber grating filter device |
11/09/2004 | US6816658 Photonic crystal fiber with a large effective surface area |
11/09/2004 | US6816657 Raman fiber optic amplifier with reduced dispersion |
11/09/2004 | US6816652 Pump fiber bundle coupler for double-clad fiber devices |
11/09/2004 | US6816536 Method and apparatus for in situ protection of sensitive optical materials |
11/09/2004 | US6816534 Tunable single frequency filter for lasers |
11/09/2004 | US6816533 Laser oscillator |
11/09/2004 | US6816532 Laser-diode-excited laser apparatus, fiber laser apparatus, and fiber laser amplifier in which laser medium doped with one of ho3+, sm3+, eu3+, dy3+, er3+, and tb3+is excited with gan-based compound laser diode |
11/09/2004 | US6816531 High-power, kink-free, single mode laser diodes |
11/09/2004 | US6816530 Nonlinear semiconductor light sources |
11/09/2004 | US6816523 VCSEL package and fabrication method |
11/09/2004 | US6816520 Solid state system and method for generating ultraviolet light |
11/09/2004 | US6816519 Solid-state laser device |
11/09/2004 | US6816515 Wavelength-swept laser and method for its operation |
11/09/2004 | US6816514 Rare-earth doped phosphate-glass single-mode fiber lasers |
11/09/2004 | US6816513 High power high efficiency cladding pumping fiber laser |
11/09/2004 | US6815662 Apparatus and method for measuring optical signals by optical sampling |
11/09/2004 | US6815638 Method of determining a minimum pulse width for a short pulse laser system |
11/09/2004 | US6813903 Producing material for drawing optical fibers; forming high crystalline material containing oxides of magnesium, aluminum, silicon, titanium and sodium |
11/04/2004 | WO2004095739A1 Distributed and discrete amplification of optical signals |
11/04/2004 | WO2004095738A1 Counter-pumped distributed raman amplification in wavelength division multiplex optical communication systems |
11/04/2004 | WO2004095664A1 Programmable damping resistance for laser drivers |
11/04/2004 | WO2004095661A1 2-stage laser device for exposure |
11/04/2004 | WO2004095660A1 Laser apparatus for generating a visible laser beam |
11/04/2004 | WO2004095659A1 Device for generating plane beam/conical shape beam and security device using generated plane beam/cone beam |
11/04/2004 | WO2004095658A2 Control of the spatio-temporal uniformity of a pulsed gas laser beam |
11/04/2004 | WO2004095657A1 Q-switching method for pulse train generation by interrupting cw operation of the laser for adjustable time periods |
11/04/2004 | WO2004095656A1 Coated optics to improve durability |
11/04/2004 | WO2004095655A1 Reduced clad diameter rare earth doped fiber coils and optical amplifiers utiliying such coils |
11/04/2004 | WO2004095654A2 Adjustable power control for laser drivers and laser diodes |
11/04/2004 | WO2004095653A2 Optical frequency synthesizer |
11/04/2004 | WO2004095592A2 A system and method for an improved light-emitting device |
11/04/2004 | WO2004095473A1 High-speed particle generator |
11/04/2004 | WO2004095083A2 Asymmetric distribution of optical pump power |
11/04/2004 | WO2004094952A1 Stabilised solid-state laser gyroscope |
11/04/2004 | WO2004082084A3 Multi-color semiconductor lasers |
11/04/2004 | WO2004066458A3 Fiber laser |
11/04/2004 | US20040220332 Method for doping a polymer |
11/04/2004 | US20040218882 Large effective area high SBS threshold optical fiber |
11/04/2004 | US20040218863 Optical fiber thermal compensation device |
11/04/2004 | US20040218862 Wavelength dispersion compensator and optical transmission line |
11/04/2004 | US20040218656 Assembly with tapered, threaded ferrule housing for improved alignment of fiber with laser |
11/04/2004 | US20040218654 Locally-outcoupled cavity resonator having unidirectional emission |
11/04/2004 | US20040218653 Laser resistant to internal ir-induced damage |
11/04/2004 | US20040218652 Eye-safe solid state laser system and method |
11/04/2004 | US20040218651 Electron-beam excitation laser |
11/04/2004 | US20040218650 Waveguide laser |
11/04/2004 | US20040218649 Room-temperature source of single photons based on a single molecule in a condensed matter host |
11/04/2004 | US20040218648 Laser diode and method of manufacturing the same using self-align process |
11/04/2004 | US20040218643 Method of monitoring an optical signal from a laser |
11/04/2004 | US20040218641 Optical contacting method and apparatus |
11/04/2004 | US20040218639 Sampled grating distributed feedback wavelength tunable semiconductor laser integrated with sampled grating distributed bragg reflector |
11/04/2004 | US20040218637 Laser unit |
11/04/2004 | US20040218636 Laser apparatus, laser system, and laser apparatus manufacturing method |
11/04/2004 | US20040218635 Fiber laser |
11/04/2004 | US20040218259 Method and apparatus for use of III-nitride wide bandgap semiconductors in optical communications |
11/04/2004 | US20040218258 Method and apparatus for controlling power transients in an optical communication system |
11/04/2004 | US20040218257 Evanescent-field optical amplifiers and lasers |
11/04/2004 | US20040218256 Optical Amplifier |
11/04/2004 | US20040218255 Diode-pumped alkali amplifier |
11/04/2004 | US20040218254 Zigzag slab laser amplifier with integral reflective surface and method |
11/04/2004 | US20040218253 Tuning a narrow band filter for telecommunication applications with an acoustic optical tunable filter |
11/04/2004 | US20040218250 Miniaturized external cavity laser (ECL) implemented with acoustic optical tunable filter |
11/04/2004 | US20040217704 Display unit and method of manufacturing the same |
11/04/2004 | DE202004011832U1 Light beam blocking system for machining laser with synchronized triggering uses chopper disk with opaque sectors and laser trigger pulses may be synchronized with rotation of disk |
11/04/2004 | CA2535393A1 Asymmetric distribution of optical pump power |
11/04/2004 | CA2523122A1 Optical frequency synthesizer |
11/04/2004 | CA2521491A1 Control of the spatio-temporal uniformity of a pulsed gas laser beam |
11/03/2004 | EP1472765A2 Laser gain module |
11/03/2004 | EP1472764A2 Method for configuring a laser operating system |
11/03/2004 | EP1472763A2 High coherent power, two-dimensional surface-emitting semiconductor diode array laser |
11/03/2004 | EP1423892A4 Cooling of high power laser systems |
11/03/2004 | EP1066546B8 Method and device for resonance amplification, especially for adjustable frequency conversion of laser radiation |
11/03/2004 | EP0923799B1 Frequency doubled laser with an intracavity nonlinear, quasi-phase matching element |
11/03/2004 | CN2653544Y Beat frequency full light wave length converter |
11/03/2004 | CN1543720A 光放大器 Optical amplifier |
11/03/2004 | CN1543024A High power, narrow linewidth double-cladding fiber laser and making method |
11/03/2004 | CN1543023A Large mode area double-cladding fiber single-mode laser and manufacturing method |
11/03/2004 | CN1542490A Precise rotation biprism optical beam scanner and control method thereof |
11/03/2004 | CN1542474A Double cladding fiber for high power fiber laser |
11/03/2004 | CN1174529C Frequency locker in optical fiber |
11/03/2004 | CN1174528C Optical fiber amplifier for controlling gain flatness |
11/03/2004 | CN1174271C Optical elements |
11/03/2004 | CN1174270C Method for obtaining phase conjugated light by using combined optical fiber |
11/03/2004 | CN1174267C Optical fibre for light amplifier |
11/03/2004 | CN1174125C Non-linear infrared inorganic optical crystal and its preparing process |