Patents
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)
09/1999
09/07/1999US5949932 Assembly for focusing and coupling the radiation produced by a semiconductor laser into optical fibers
09/07/1999US5949805 Passive conductively cooled laser crystal medium
09/07/1999US5949804 Semiconductor light emission device
09/07/1999US5949802 High efficiency intracavity doubled laser and method
09/07/1999US5949801 Tunable laser and method for operating the same
09/07/1999US5949572 Optical device having optical wave guide produced in the presence of acoustic standing wave
09/07/1999CA2119143C Wavelength stabilization
09/06/1999CA2264233A1 Plastic substrate for solid-state laser
09/03/1999CA2252066A1 Quantum-optical amplifiers for optical free-space communications systems
09/02/1999WO1999044265A1 Coherent multiple beam laser system
09/02/1999WO1999044264A1 Gas laser with magnetic field inducing loops to stir the gas
09/02/1999WO1999021250A3 Diode pumped laser using gain mediums with strong thermal focussing
09/02/1999DE19805849A1 Verfahren zum Aufbauen und Verbinden von optischen Komponenten, insbesondere von optischen Komponenten in einem Laserresonator, und bei diesem Verfahren verwendeter Laserresonator A method for constructing and connecting optical components, in particular of optical components in a laser resonator, and the laser resonator used in this process
09/01/1999EP0939505A2 Light source module and optical amplifier using this light source module
09/01/1999EP0939469A2 Laser system controller
09/01/1999EP0939467A2 Mirror for an ultraviolet laser and method
09/01/1999EP0939466A2 Light source with WDM function, and optical amplifier and two-way optical transmission applied therewith
09/01/1999EP0939465A2 Light-source with WDM function, and optical amplifier and two-way optical transmission applied therewith
09/01/1999EP0939464A2 Submount assembly and associated packaging method
09/01/1999EP0939309A2 Laser output measuring apparatus
09/01/1999EP0938763A1 A multi-wavelength optical pump
09/01/1999EP0938762A1 Method for reducing noise amplitude of solid state lasers with an internal resonator frequency doubler
09/01/1999EP0938761A1 Diode-pumped double frequency solid state laser
09/01/1999EP0861511B1 Cooled laser diode array assembly
09/01/1999CN1227288A Tunable laser crystal sapphire and emerald and the preparation and use
09/01/1999CN1227150A Laser processing device
08/1999
08/31/1999US5946428 Fiber optic system with simultaneous switching and raman
08/31/1999US5946338 Decoupled intracavity laser alignment
08/31/1999US5946337 Hybrid laser resonator with special line narrowing
08/31/1999US5946332 Laser having a connection detector for monitoring a connection between separated oscillator and power units
08/31/1999US5946330 Multiple path resonator with longitudinal pump arrangement
08/31/1999US5946130 Optical fiber amplifier network having a coherently combined output and high-power laser amplifier containing same
08/31/1999US5946129 Wavelength conversion apparatus with improved efficiency, easy adjustability, and polarization insensitivity
08/31/1999US5946124 Laser scanning unit having a noise reducing portion
08/31/1999CA2111450C High-power signals optical generator for telecommunication equipments
08/26/1999WO1999043121A2 Communications link optical amplification and dispersion compensation
08/26/1999WO1999043117A2 Upgradable, gain flattened fiber amplifiers for wdm applications
08/26/1999WO1999043107A1 Optical amplifier having an improved noise figure
08/26/1999WO1999043060A1 Method and apparatus for monitoring and control of laser emission wavelength
08/26/1999WO1999043059A1 Output couplers for lasers
08/26/1999WO1999043058A1 Fiber optic lasers employing fiber optic amplifiers
08/26/1999WO1999043057A1 Optical amplifier and process for amplifying an optical signal propagating in a fiber optic employing an overlay waveguide and stimulated emission
08/26/1999WO1999042879A1 Laser modulators
08/26/1999DE19907722A1 Solid state laser femtosecond pulse source for material processing e.g. micro-perforation of plastic films, dental applications and rapid prototyping
08/26/1999CA2320872A1 Upgradable, gain flattened fiber amplifiers for wdm applications
08/26/1999CA2320727A1 Laser modulators
08/26/1999CA2300941A1 Multiple-window dense wavelength division multiplexed communications link with optical amplification and dispersion compensation
08/26/1999CA2299236A1 Optical amplifier and process for amplifying an optical signal propagating in a fiber optic employing an overlay waveguide and stimulated emission
08/25/1999EP0938172A2 Article comprising an improved cascaded optical fiber raman device
08/25/1999EP0938171A1 Continuosly wavelength tunable laser source
08/25/1999EP0938170A1 Laser device
08/25/1999EP0938169A2 Hight power multiwavelength light source
08/25/1999EP0937534A2 Laser processing apparatus
08/25/1999EP0937321A2 Picosecond laser
08/25/1999EP0830719B1 Ultra-long flashlamp-excited pulse dye laser for therapy
08/25/1999CN2335284Y 圆偏振半导体激光发生器 Circularly polarized semiconductor laser diode
08/25/1999CN1044837C Optical device and apparatus for scanning information plane, comprising such an optical device
08/24/1999US5943358 Non-confocal unstable laser resonator and outcoupler
08/24/1999US5943354 Light emitting device
08/24/1999US5943353 Laser light source apparatus
08/24/1999US5943351 Intra-cavity and inter-cavity harmonics generation in high-power lasers
08/24/1999US5943350 Laser light generating apparatus
08/24/1999US5943349 Variable wavelength laser device
08/24/1999US5943162 Optical amplifier, optical amplifying method and optical transmission system using the optical amplifier
08/24/1999US5942136 Laser marking device
08/24/1999CA2202304C Broadwidth linewidth lasers for optical fiber communication systems
08/24/1999CA2150950C Optical amplifier
08/19/1999WO1999041813A1 Method for constructing and connecting optical components, especially optical components in a laser resonator, and a laser resonator
08/19/1999WO1998039821A3 Device for laser ablation of materials (variations)
08/19/1999DE19905491A1 Laser fiber allowing efficient coupling of pump light into fiber with high mechanical strength
08/19/1999DE19806030A1 Waste heat dissipation system for CO2 slab laser
08/18/1999EP0936768A2 Optical wavelength multiplex device with add drop multiplexer
08/18/1999EP0936708A2 Optical path difference control system for solid state lasers
08/18/1999EP0935831A1 Gas laser device
08/18/1999EP0935759A1 Device noise measurement system
08/18/1999EP0770275B1 Diode-pumped high-powered solid state laser
08/18/1999EP0705450B1 Radiation coupling arrangements
08/18/1999EP0591541B1 Laser
08/18/1999CN1225952A Non-linear optical crystal Ba2Be2B2O7
08/18/1999CN1044748C Fiber optic coupler and amplifier
08/17/1999US5940425 Laser arrangement having an axially optically pumped laser
08/17/1999US5940421 Current reversal prevention circuit for a pulsed gas discharge laser
08/17/1999US5940420 Split-flow laser cooling cavity
08/17/1999US5940419 Frequency doubling solid-state laser including lasant material and nonlinear optical material
08/17/1999US5940418 Nd:yag laser
08/17/1999US5940209 Interactive optical fiber amplifier, system and method
08/17/1999US5940208 Switchable fiber optic device for fiber transmission system and components thereof
08/17/1999US5939829 Light source
08/17/1999US5939729 Optical controlled resonant tunneling diode
08/17/1999US5938955 Consumable electrode type arc welding method and device
08/17/1999CA2149066C Accurate in-situ lattice matching by reflection high energy electron dynamics
08/17/1999CA2118407C Optical clock recovery
08/12/1999WO1999040695A1 Optical amplifier, method for controlling excitation light source in optical amplifier, and method for controlling the optical amplifier
08/12/1999WO1999040655A1 Use of spiro compounds as laser dyes
08/12/1999WO1999040051A1 Spirans and the use thereof
08/12/1999WO1999025046A8 Diode-pumped solid-state laser with an exchangeable pumping module
08/12/1999DE19836619A1 Equipment destroying organic liquid or vapor, especially halogenated pollutants
08/11/1999EP0935320A1 Optical amplifier
08/11/1999EP0935146A2 Dispersion compensating fibers and systems
08/11/1999EP0934551A1 Laser device