| 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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| 05/23/2002 | US20020061045 Portable low-power gas discharge laser |
| 05/23/2002 | US20020061037 Laser resonator for generating polarized laser radiation |
| 05/23/2002 | US20020060840 Optical semiconductor hermetic sealing package, optical semiconductor module and optical fiber amplifier |
| 05/23/2002 | US20020060839 Hybrid fiber amplifier using dispersion compensating raman amplifier |
| 05/23/2002 | US20020060837 Gain and signal level adjustments of cascaded optical amplifiers |
| 05/23/2002 | US20020060821 Multiple-wavelength optical communication system with optical amplifiers |
| 05/23/2002 | US20020060210 Laser cutting method, laser cutting apparatus, and method and apparatus for manufacturing liquid crystal device |
| 05/22/2002 | EP1207597A1 Light amplifying optical fiber and light amplifier using it |
| 05/22/2002 | EP1206819A1 Narrow band gas discharge laser with gas additive |
| 05/22/2002 | EP1206724A1 Single-mode fiber ring laser |
| 05/22/2002 | EP1161780A4 Optical transmission systems including signal varying devices and methods |
| 05/22/2002 | EP1031172B1 Production of microwave transmitters and applications to radar and telecommunications |
| 05/22/2002 | CN1350710A Balanced gain flattening filters |
| 05/22/2002 | CN1350656A 聚焦装置 Focusing device |
| 05/22/2002 | CN1350322A Laser machining device irradiating semiconductor layer with laser beam |
| 05/22/2002 | CN1350188A Laser diode module to stabilise light output |
| 05/22/2002 | CN1085453C Wavelength division multiplexed transmission system and transmitting method using the same |
| 05/22/2002 | CN1085231C Solid dye laser medium used for dye laser, and method for preparing same |
| 05/22/2002 | CA2357809A1 Multiport optical amplifier and method amplifying optical signals |
| 05/22/2002 | CA2327045A1 Optical amplifier and method of amplifying optical signals |
| 05/21/2002 | US6393189 Optical beam diameter reducer |
| 05/21/2002 | US6393172 Method of manipulating optical wave energy using patterned electro-optic structures |
| 05/21/2002 | US6393042 Beam homogenizer and laser irradiation apparatus |
| 05/21/2002 | US6393040 Molecular fluorine (F2) excimer laser with reduced coherence length |
| 05/21/2002 | US6393037 Wavelength selector for laser with adjustable angular dispersion |
| 05/21/2002 | US6393036 Device for a method of pulsing and amplifying singlemode laser light |
| 05/21/2002 | US6393035 High-repetition rate passively mode-locked solid-state laser |
| 05/21/2002 | US6393034 Laser apparatus and laser processing apparatus |
| 05/21/2002 | US6392791 Optical system and method for performing a defined function on an optical beam having at least one of a minimized volume or reduced operating temperature |
| 05/21/2002 | US6392789 Silica doped with europium; drawing, irradiation |
| 05/21/2002 | US6392788 Optical fiber amplifier |
| 05/21/2002 | US6392743 Control technique for microlithography lasers |
| 05/21/2002 | US6391671 Method of producing an optical semiconductor device having a waveguide layer buried in an InP current blocking layer |
| 05/21/2002 | CA2325708A1 Solid state tower beacon lamp |
| 05/16/2002 | WO2003009498A2 Raman assisted edfa system and method |
| 05/16/2002 | WO2002039552A2 Optical amplifier method and apparatus |
| 05/16/2002 | WO2002039154A1 Semiconductor laser module, and raman amplifier using the semiconductor laser module |
| 05/16/2002 | WO2002038514A1 Phosphorus-silicate fibers suitable for extended band amplification |
| 05/16/2002 | WO2002013339A3 Pumping arrangement for fiber amplifiers |
| 05/16/2002 | WO2001098012A3 FOUR KHz GAS DISCHARGE LASER |
| 05/16/2002 | WO2001097341A3 Method and apparatus for generating frequency modulated pulses |
| 05/16/2002 | US20020057880 Optical fiber and nonlinear optical fiber, optical amplifier and wavelength converter using the same, and method of making optical fiber |
| 05/16/2002 | US20020057725 Laser with gain medium configured to provide an integrated optical pump cavity |
| 05/16/2002 | US20020057724 Performance control system and method for gas discharge lasers |
| 05/16/2002 | US20020057723 Laser system and method for spectral narrowing through wavefront correction |
| 05/16/2002 | US20020057490 Optical amplification fiber, fiber optic amplifier, and optical communication system |
| 05/16/2002 | CA2396335A1 Phosphorus-silicate fibers suitable for extended band amplification |
| 05/15/2002 | EP1206057A1 Method of amplification of optical signals |
| 05/15/2002 | EP1206017A2 Multi-source pumped Raman amplifier |
| 05/15/2002 | EP1206016A1 Temperature-stabilized optical amplifier and method for temperature-stabilizing an optical amplifier |
| 05/15/2002 | EP1205784A2 Multiple quantum well light modulator |
| 05/15/2002 | EP1205013A1 Solid-state laser cooling |
| 05/15/2002 | EP1204977A1 Direct writing of optical devices in silica-based glass using femtosecond pulse lasers |
| 05/15/2002 | EP1204612A1 Borate or aluminosilicate glass composition for optical amplification |
| 05/15/2002 | EP1161796A4 Method and apparatus determining position of a movable barrier |
| 05/15/2002 | EP1161795A4 Method and apparatus determining position of a movable barrier |
| 05/15/2002 | EP1051781A4 Laser delivery system and method with diffractive optic beam integration |
| 05/15/2002 | CN1349692A Device and method for filtering optical wavelengths |
| 05/15/2002 | CN1349676A Device and method for a laser blocked-mode |
| 05/15/2002 | CN1349664A Pre-equilibrium chemical reation energy converter |
| 05/15/2002 | CN1349651A Method for doping a polymer |
| 05/15/2002 | CN1349291A Ring optical fiber Q-switching laser |
| 05/14/2002 | US6389197 Coupling system to a microsphere cavity |
| 05/14/2002 | US6389192 Light source with WDM function, and optical amplifier and two-way optical transmission apparatus applied therewith |
| 05/14/2002 | US6389186 Optical waveguide lasers and amplifiers with pump power monitors |
| 05/14/2002 | US6389053 Solid-state laser compensated for pumping-light astigmatism |
| 05/14/2002 | US6389052 Laser gas replenishment method |
| 05/14/2002 | US6389048 Detector with frequency converting coating |
| 05/14/2002 | US6389047 Wavelength-selectable laser system using cavity resonance frequency, especially useful for fiber optic communication and wavelength division multiplexing |
| 05/14/2002 | US6389045 Optical pulse stretching and smoothing for ArF and F2 lithography excimer lasers |
| 05/14/2002 | US6389044 Multi-wavelength laser usable for WDM applications and interferometric sensors |
| 05/14/2002 | US6389043 Efficient frequency-converted laser with single beam output |
| 05/14/2002 | US6388812 Apparatus and method for laser radiation |
| 05/14/2002 | US6388806 Upgradable, gain flattened fiber amplifiers for WDM applications |
| 05/14/2002 | US6388805 Two fiber support with single optical amplifier |
| 05/14/2002 | US6388804 Optical amplifier |
| 05/14/2002 | US6388801 Optical amplification apparatus utilizing Raman amplification and controlling method thereof |
| 05/14/2002 | US6388800 Raman amplifier with gain enhancement from optical filtering |
| 05/14/2002 | US6388799 Optical device and imaging system |
| 05/14/2002 | US6388782 Multi-wavelength dense wavelength division multiplexed optical switching systems |
| 05/14/2002 | US6388753 All-optical bit phase sensing and clock recovery apparatus and methods |
| 05/14/2002 | US6387286 Cooling device of a planar light source |
| 05/14/2002 | CA2385423A1 Temperature-stabilized optical amplifier and method for temperature-stabilizing an optical amplifier |
| 05/14/2002 | CA2290063C External cavity type light source |
| 05/14/2002 | CA2260630C Wavelength-variable light source apparatus |
| 05/10/2002 | WO2002037629A1 Annealed copper alloy electrodes for fluorine containing gas discharge lasers |
| 05/10/2002 | WO2002037627A2 Single laser transmitter for q-switched and mode-locked vibration sensing operation |
| 05/10/2002 | WO2002037626A1 Anode with porous insulating layer for discharge lasers |
| 05/10/2002 | WO2002037625A2 Compression-tuned bragg grating-based laser |
| 05/10/2002 | WO2002037620A2 Device for producing laser light |
| 05/10/2002 | WO2002017444A3 Solid state laser |
| 05/10/2002 | WO2001050555A3 Monolithic serial optical parametric oscillator |
| 05/09/2002 | US20020054733 Optical amplification apparatus and optical transmission system |
| 05/09/2002 | US20020054613 Compact, highly efficient and rugged UV source based on fiber laser |
| 05/09/2002 | US20020054427 Broadband amplifier and communication system |
| 05/09/2002 | US20020054426 Optical gain equalizer and optical fiber transmission line |
| 05/08/2002 | EP1204182A2 Semiconductor laser pumped solid state laser |
| 05/08/2002 | EP1204181A2 Tunable Fabry-Perot microelectromechanical resonator with optical power-dependent tuning |
| 05/08/2002 | EP1204002A2 EUV lithography system with thin-film coating for protection from laser-produced plasma |
| 05/08/2002 | EP1203971A1 Depolarised semiconductor laser module, manufacturing method thereof and Raman amplifier |