H01S 5 - Semiconductor lasers

Patents for H01S 5 - Semiconductor lasers (52,420)
09/1988
09/20/1988	US4773077 Internal reflection interferometric semiconductor laser apparatus
09/20/1988	US4773076 Internal reflector interferometric semiconductor laser device
09/20/1988	US4773075 Light emitting device
09/20/1988	US4773074 Dual mode laser/detector diode for optical fiber transmission lines
09/20/1988	US4772934 Delta-doped ohmic metal to semiconductor contacts
09/20/1988	US4772854 All optical repeater
09/20/1988	US4772784 Semiconductor laser apparatus for optical head
09/20/1988	US4772082 Semiconductor laser array device
09/15/1988	DE3706866A1 Distributed feedback semiconductor laser
09/15/1988	DE3706635A1 Method for stabilising the frequency of a laser diode independently of the diode current
09/14/1988	EP0282407A2 Semiconductor device utilizing multiquantum wells
09/14/1988	EP0282331A2 Distributed feedback semiconductor laser with monitor
09/14/1988	EP0282237A1 Narrow-linewidth resonant optical device
09/13/1988	US4771434 Semiconductor laser device with an integrated light-detecting area
09/13/1988	US4771433 Semiconductor laser device
09/13/1988	US4771432 Semiconductor laser which reduces the coherency of the oscillation spectrum
09/13/1988	US4771431 Semiconductor laser drive
09/13/1988	US4771010 Melting using scanning beam
09/07/1988	WO1988006811A1 Phase locked mode laser generator
09/07/1988	WO1988006711A1 Laser interferometer for the interferometric measuring of length
09/07/1988	EP0281335A2 Process for producing a semiconductor article
09/07/1988	EP0281310A2 Heterostructure semiconductor devices
09/07/1988	EP0281188A2 Laser diode control
09/06/1988	US4769822 Semiconductor laser device
09/06/1988	US4769821 High power semiconductor laser by means of lattice mismatch stress
09/06/1988	US4769342 Forming epitaxial layers, selective under-etching; snapping off with pressure, forming resonator plane
08/1988
08/31/1988	EP0280581A2 An external cavity type semiconductor laser apparatus
08/31/1988	EP0280459A1 A scanning apparatus
08/31/1988	EP0280304A2 Semiconductor laser arrangement
08/31/1988	EP0280281A2 Variable oscillation wavelength semiconductor laser device
08/31/1988	EP0279815A1 Quantum well laser with charge carrier density enhancement.
08/30/1988	US4768201 Semiconductor laser array
08/30/1988	US4768200 Internal current confinement type semiconductor light emission device
08/30/1988	US4768199 Mechanism for self-adjusting positioning of a semiconductor laser relative to an optical fiber to be coupled thereto
08/30/1988	US4768070 Optoelectronics device
08/30/1988	US4767171 Transmission and reception module for a bidirectional communication network
08/30/1988	CA1241422A1 Semiconductor laser
08/30/1988	CA1241421A1 Semiconductor laser with lateral injection
08/25/1988	WO1988006360A1 Semiconductor laser structures
08/24/1988	EP0279680A1 Semiconductor laser structures
08/24/1988	EP0279603A2 Apparatus and method for optical signal source stabilization
08/24/1988	EP0279602A2 Polarization maintaining fiber interferometer and method for source stabilization
08/24/1988	EP0279404A2 Laser transmitter arrangement
08/24/1988	CN88100570A Laser having substantitally planar waveguide
08/23/1988	US4766597 Single frequency semiconductor laser and drive with reduced linewidth and improved side mode suppression
08/23/1988	US4766472 Monolithic semiconductor structure of a laser and a field effect transistor
08/23/1988	US4766471 Thin film electro-optical devices
08/23/1988	US4766093 Chemically formed self-aligned structure and wave guide
08/23/1988	US4766092 Method of growing heteroepitaxial InP on Si using Sn substrate implantation
08/23/1988	US4765739 Fiber optical rotation sensor utilizing the Sagnac phase difference
08/23/1988	US4765735 Method of measuring a mode partition characteristics of a laser diode and an apparatus of the same
08/23/1988	CA1241101A1 Semiconductor laser having a non-absorbing passive region with beam guiding
08/16/1988	US4764937 Semiconductor laser array device
08/16/1988	US4764936 Semiconductor laser array device
08/16/1988	US4764935 Controlled far-field pattern selection in diffraction-coupled semiconductor laser arrays
08/16/1988	US4764934 Superluminescent diode and single mode laser
08/16/1988	US4764933 Diode pumped low doped Nd 3+ glass laser
08/16/1988	US4764931 Semiconductor device
08/16/1988	US4764930 Multiwavelength laser source
08/16/1988	US4764929 Semiconductor laser array apparatus with adjustable phase plate
08/16/1988	US4764246 Buried undercut mesa-like waveguide and method of making same
08/16/1988	US4763979 Arrangement for coupling a laser diode to a monomode light waveguide and the method for forming the arrangement
08/16/1988	US4763975 Optical system with bright light output
08/11/1988	WO1988005970A1 Dual mode laser/detector diode for optical fiber transmission lines
08/10/1988	EP0277768A2 Laser having a substantially planar waveguide
08/10/1988	EP0277318A1 Semiconductor electro-optical conversion device
08/09/1988	US4763335 Laser diode acoustic noise reduction
08/09/1988	US4763334 Laser beam emitting apparatus
08/09/1988	US4763134 Laser recording apparatus having variable recording magnification and beam intensity control
08/09/1988	US4762386 Optical fiber assembly including means utilizing a column load to compensate for thermal effects
08/09/1988	CA1240406A1 Schottky field effect semiconductor device
08/02/1988	US4761791 Monomode diode laser
08/02/1988	US4761790 Indium, gallium and aluminum phosphide laminated to gallium arsenide substrate
08/02/1988	US4761788 Stripline mount for semiconductor lasers
08/02/1988	US4761661 Emergency resetting circuit for a semiconductor laser of a laser beam printer
08/02/1988	US4761659 Temperature and aging compensated drive circuit in a semiconductor laser beam printer
08/02/1988	CA1240023A1 Semiconductor laser
07/1988
07/28/1988	WO1988005614A1 Broadband-tunable external fiber-cavity laser
07/27/1988	EP0276140A2 A light emitting semiconductor device
07/27/1988	EP0276071A2 Hybrid laser for optical communications
07/27/1988	EP0276069A2 Vapor phase epitaxial growth of iron-doped, indium-based, compound group III-V semiconductors
07/27/1988	EP0275974A2 Methods of and apparatus for measuring the frequency response of optical detectors
07/27/1988	EP0275663A1 Optical signal processing
07/27/1988	EP0275610A1 Optical transmitter
07/26/1988	US4760580 Laser array
07/26/1988	US4760579 Quantum well laser with charge carrier density enhancement
07/26/1988	US4760578 Semiconductor laser with a controllable transmittance layer
07/26/1988	US4760569 Integrated optical multiplex-demultiplex module for optical communications transmission
07/26/1988	US4760248 Portable laser diode scanning head
07/20/1988	EP0275209A2 A semi conductor laser device
07/19/1988	US4759030 Semiconductor laser
07/19/1988	US4759025 Window structure semiconductor laser
07/19/1988	US4759024 Semiconductor laser device having an oscillation wavelength in the visible short-wavelength region
07/19/1988	US4759023 Monolithically integrated semiconductor optical device and method of fabricating same
07/19/1988	US4758535 Method for producing semiconductor laser
07/19/1988	US4758532 Method for making a heterostructure semiconductor laser device by pressure cleaving of a cantilever structure
07/19/1988	CA1239474A1 Tracking error detecting apparatus for an optical head
07/19/1988	CA1239465A1 Optical modulation having semiconductor quantum well structures
07/19/1988	CA1239464A1 Semiconductor laser device
07/19/1988	CA1239462A1 Degenerate four-wave mixer using multiple quantum well structures

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