Patents
Sitemap › H01 - Basic electric elements › H01S - Devices using stimulated emission › 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
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)
12/1998
12/22/1998US5852257 Optical module with fluxless laser reflow soldered joints
12/22/1998US5851297 Method and apparatus for preparing crystalline thin-films for solid-state lasers
12/22/1998US5851225 Photoemitting catheters and other structures suitable for use in photo-dynamic therapy and other applications
12/17/1998WO1998057526A2 Electromagnetic energy distributions for electromagnetically induced mechanical cutting
12/17/1998WO1998057400A1 Optically pumped compact laser resonator
12/17/1998WO1998057147A1 Device for diagnosing combustion and flow processes using adjustable uv lasers
12/17/1998DE19725257A1 Unit for joining and adjusting two components of laser installations
12/17/1998DE19724863A1 Meßsystem zum Nachweis von Molekülen in gasdynamischen Prozessen unter Verwendung abstimmbarer Laserstrahlung Measuring system for the detection of molecules in the gas-dynamic processes using tunable laser radiation
12/17/1998DE19724722A1 Carbon di:oxide gas laser with circulation cooling channel
12/16/1998EP0884813A1 Optical communication system comprising a cladding pumped fiber laser
12/16/1998EP0883921A1 Optical wavelength converter
12/16/1998EP0883919A1 Method and device for operating a laser diode
12/16/1998EP0883358A1 Method of producing bristled articles, in particular brushes
12/16/1998EP0741922B1 Laser
12/15/1998US5850412 Laser generator
12/15/1998US5850408 Method of driving semiconductor laser with wide modulation band, optical communication method, semiconductor laser device, node, and optical communication system
12/15/1998US5850407 Optical system
12/10/1998WO1998056092A1 Very narrow band laser
12/10/1998WO1998056088A1 A laser
12/10/1998WO1998056087A1 Laser systems using phase conjugate feedback
12/10/1998WO1998056086A1 Solid laser with one or several pump light sources
12/10/1998WO1998056083A1 Method and device for reducing the pump light in a sheat-pumped fiber laser output
12/10/1998DE19723269A1 Festkörperlaser mit einer oder mehreren Pumplichtquellen Solid-state lasers with one or more pumping light sources
12/10/1998DE19723267A1 Verfahren und Anordnung zur Reduzierung des Pumplichts am Austritt eines Fiberlasers Method and apparatus for reducing the pumping light at the exit of a fiber laser
12/09/1998EP0883322A1 Optical-loop buffer that enhances the extinction ratio of the buffered signal
12/09/1998EP0883255A2 Optically amplified WDM transmission system
12/09/1998EP0883221A1 Article comprising a cascaded raman fiber laser
12/09/1998EP0883219A2 Optical fiber for optical amplification and optical amplifier using the optical fiber
12/09/1998EP0883218A1 Wide band optical amplifier
12/09/1998EP0883217A1 Optical fiber telecommunication system
12/09/1998EP0882683A2 Lightguide amplifier and method for making it
12/09/1998EP0882438A2 Laser treatment apparatus
12/09/1998EP0882251A1 Device for controlling light impulses by a programmable acousto-optic means
12/09/1998CN1201559A Semiconductor laser and optical disk device using said laser
12/09/1998CN1201082A Sulfocyanic-acid-matches type crystal material, preparation method and use thereof
12/08/1998US5848092 Laser-diode-pumped solid state laser and method of manufacturing the same
12/08/1998US5848091 Laser resonator with improved output beam characteristics
12/08/1998US5848090 Adjusted laser cavity resonator and method for preparing a laser resonator
12/08/1998US5848089 Excimer laser with magnetic bearings supporting fan
12/08/1998US5848087 Two-dimensional surface emitting laser array, two-dimensional surface emitting laser beam scanner, two-dimensional surface emitting laser beam recorder, and two-dimensional surface emitting laser beam recording method
12/08/1998US5848081 Insulated water cooled gain medium assembly for a laser system
12/08/1998US5848080 Short pulsewidth high pulse repetition frequency laser
12/08/1998US5848079 Laser with frequency multiplication
12/08/1998US5847871 For providing polarization sensitive output coupling of light rays
12/08/1998US5847865 Waveguide optical amplifier
12/08/1998US5847863 Hybrid short-pulse amplifiers with phase-mismatch compensated pulse stretchers and compressors
12/08/1998US5847861 Synchronously pumped sub-picosecond optical parametric oscillator
12/06/1998CA2239756A1 Optical fiber telecommunication system
12/05/1998CA2238950A1 Optically amplified wdm transmission system
12/03/1998WO1998054803A1 Single mode laser
12/03/1998WO1998054607A1 Fluorinated rare earth doped glass and glass-ceramic articles
12/03/1998WO1998054592A2 Double pulse coherent laser radar
12/03/1998WO1998053949A1 Laser marking system and method of energy control
12/03/1998DE19722943A1 High output non-planar ring laser
12/03/1998CA2288888A1 Fluorinated rare earth doped glass and glass-ceramic articles
12/02/1998EP0881790A1 Optical transmission system with dynamic compensation of the transmitted power
12/02/1998EP0881725A1 Gas discharge pumped laser
12/02/1998EP0881723A2 Hybrid fiber amplifier
12/02/1998EP0881514A1 Optical coupling element for spatial confinement and homogenisation of a wide-angle beam
12/02/1998EP0881463A2 Laser light plane generator
12/02/1998EP0881024A1 Piercing apparatus for a web material
12/02/1998EP0880832A1 Optical pulse source
12/02/1998EP0880811A1 Metal vapour laser
12/02/1998EP0880810A1 External cavity semiconductor laser with monolithic prism assembly
12/02/1998EP0807326B1 Improved method for producing long pulses of laser radiation
12/02/1998CN1200797A Vertical cavity surface emitting laser arrays for illumination
12/01/1998US5845030 Semiconductor laser module and optical fiber amplifier
12/01/1998US5844932 Microlaser cavity and externally controlled, passive switching, solid pulsed microlaser
12/01/1998US5844929 Optical device with composite passive and tapered active waveguide regions
12/01/1998US5844927 Optical fiber distributed feedback laser
12/01/1998US5844926 Lasers
12/01/1998US5843072 Method for treatment of unwanted veins and device therefor
12/01/1998CA2035804C Double-core, active fiber optical amplifier having a wide band signal wavelength
11/1998
11/26/1998WO1998053564A1 Communications apparatus comprising optical amplifier
11/26/1998WO1998053539A1 Laser with temperature controller positioned in laser head
11/26/1998WO1998053536A1 Ultrashort pulse laser with multiply-folded resonant cavity
11/26/1998WO1998053535A1 Semiconductor micro-resonator device
11/26/1998WO1998053534A1 Device for protecting an optical system against excess luminosity
11/26/1998WO1998053351A2 Optical devices and methods of fabrication thereof
11/26/1998CA2290955A1 Communications apparatus comprising optical amplifier
11/26/1998CA2289984A1 Semiconductor micro-resonator device
11/25/1998EP0880243A2 Optical fiber transmission line
11/25/1998EP0880207A1 Device for protecting an optical system against light surges
11/25/1998EP0880038A1 Optical fiber for reducing optical signal reflections
11/25/1998EP0879494A1 Optically pumped intensifying agent, in particular a solid intensifying agent
11/25/1998EP0879493A2 Delivery system for high power multi-wavelength laser systems
11/25/1998EP0813759B1 Dual-wavelength pumped low noise waveguide laser
11/25/1998EP0803139B1 Q-switched laser system
11/25/1998EP0783780B1 Compression-tuned fiber laser
11/25/1998EP0723716B1 Optical pulse sequence generator
11/25/1998EP0693231B1 Tuning system for external cavity diode laser
11/24/1998US5841805 Three-level laser system
11/24/1998US5841804 Method and apparatus for regenerating gas used in carbon dioxide laser generator
11/24/1998US5841801 Double wavelength laser
11/24/1998US5841800 Desktop medical laser generator
11/24/1998US5841798 Eyesafe laser transmitter with brewster angle Q switch in single resonator cavity for both pump laser and optical parametric oscillator
11/24/1998US5841797 Apparatus for stabilizing multiple laser sources and their application
11/24/1998US5841573 Optical amplifier
11/24/1998US5841218 Laser head having a conductively cooled flashlamp
11/24/1998US5841096 Laser machining apparatus and method of controlling same
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