Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
11/1978
11/14/1978US4125777 Radiation emitter-detector package
11/14/1978CA1042536A1 Light emissive semiconductor device
11/07/1978US4124826 Current confinement in semiconductor lasers
11/07/1978CA1042095A1 Electrically pumped, solid-state distributed feedback laser with particular grating spacing
10/1978
10/24/1978US4122410 Lateral mode control in semiconductor lasers
10/24/1978US4122407 Heterostructure junction light emitting or responding or modulating devices
10/24/1978CA1040983A1 Reduction of dislocations in multilayer structures of zinc-blende materials
10/17/1978US4121179 Semiconductor injection laser
10/17/1978US4121177 Semiconductor device and a method of fabricating the same
10/17/1978CA1040514A1 Stress reduction in a1gaas-a1gaasp multilayer structures
09/1978
09/26/1978US4117504 Heterogeneous semiconductor structure with composition gradient and method for producing same
09/19/1978US4114257 Method of fabrication of a monolithic integrated optical circuit
09/19/1978CA1038939A1 Stabilization circuit for radiation emitting diodes
09/05/1978US4112389 Diode laser with ring reflector
09/05/1978US4111521 Semiconductor light reflector/light transmitter
08/1978
08/22/1978US4109217 Stabilization circuit for junction lasers
08/08/1978US4105955 Heterostructure laser having a stripe region defined in an active layer by a difference in impurity
07/1978
07/18/1978US4101847 Laser control circuit
07/18/1978US4101845 Method of and arrangement for producing coherent mode radiation
07/11/1978US4100508 Semiconductor laser having fundamental lateral mode selectivity
07/11/1978US4099999 Method of making etched-striped substrate planar laser
06/1978
06/27/1978US4097891 Laser stud mounts
06/20/1978US4096446 Distributed feedback devices with perturbations deviating from uniformity for removing mode degeneracy
06/13/1978US4095011 Intermetallics, arsenic sulfide
06/06/1978US4093345 Semiconductor rib waveguide optical modulator with heterojunction control electrode cladding
05/1978
05/30/1978US4092659 Semiconductors, silicon and silicon dioxide, aluminum oxide or magnesium fluoride
05/30/1978US4092614 Semiconductor laser device equipped with a silicon heat sink
05/30/1978US4092061 Side-coupling of light for an optical fiber
05/02/1978US4087315 Electro-optical, polycrystalline silicon, chromium
04/1978
04/11/1978US4084130 Laser for integrated optical circuits
04/04/1978US4083017 Optical maser
03/1978
03/28/1978US4081764 Zinc oxide light emitting diode
03/28/1978US4081763 Electroluminescent laser
03/28/1978US4081670 Automatic bias control circuit for injection lasers
03/14/1978US4079404 Self-aligning support structure for optical components
03/14/1978US4079339 Light self-injecting semiconductor laser device
03/07/1978US4077817 Making a semiconductor laser structure by liquid phase epitaxy
02/1978
02/28/1978US4077019 Transverse mode control in double-heterostructure lasers utilizing substrate loss
02/14/1978US4073676 GaAs-GaAlAs semiconductor having a periodic corrugation at an interface
02/14/1978US4073572 System for increasing laser pulse rate with beam splitters
02/07/1978US4072544 Electronic devices
01/1978
01/31/1978US4071383 Process for fabrication of dielectric optical waveguide devices
01/17/1978US4069463 Injection laser array
01/10/1978US4067641 Waveguide for integrated optical circuits
12/1977
12/27/1977US4065730 Laser optical coupler
12/27/1977US4065729 Monolithic PNPN injection laser optical repeater
12/27/1977US4064621 Cadmium diffused Pb1-x Snx Te diode laser
12/13/1977US4063189 Leaky wave diode laser
12/13/1977US4062632 Constant modulation index technique for measuring the derivatives of device parameters
10/1977
10/25/1977US4055815 Q-switching injection laser with oxygen implanted region
10/18/1977US4054363 Multi-hetero-structure waveguide type optical integrated circuitry
09/1977
09/13/1977USRE29395 Method of fabricating a double heterostructure injection laser utilizing a stripe-shaped region
09/13/1977US4048627 Electroluminescent semiconductor device having a restricted current flow
09/06/1977US4047124 Planar solid state laser array
09/06/1977US4047123 Double heterostructure lasers having reduced microstress
08/1977
08/30/1977US4045749 Corrugation coupled twin guide laser
07/1977
07/26/1977US4038610 Luminosity control system employing semiconductor lasers
07/19/1977US4037241 Light emitting diodes, intermetallics
07/05/1977US4034311 Semiconductor laser
07/05/1977US4033796 Method of making buried-heterostructure diode injection laser
06/1977
06/28/1977US4032951 Growth of iii-v layers containing arsenic, antimony and phosphorus, and device uses
06/07/1977US4028146 LPE Technique for fabricating tapered optical couplers
05/1977
05/31/1977US4027179 High repetition rate injection laser modulator
05/24/1977US4025939 Semiconductor laser device and a method for fabricating the same
05/17/1977US4023993 Method of making an electrically pumped solid-state distributed feedback laser
05/10/1977US4023118 Superheterojunction laser
04/1977
04/05/1977USRE29173 Laser transmitter system
04/05/1977US4016505 Double heterostructure semiconductor laser
03/1977
03/08/1977US4011113 Method of making injection lasers by epitaxial deposition and selective etching
02/1977
02/22/1977US4009385 Laser control circuit
02/15/1977US4007978 Group iii-v semiconductors, lasers
02/01/1977US4006432 Integrated grating output coupler in diode lasers
01/1977
01/11/1977US4003074 Hermetically-sealed injection semiconductor laser device
01/11/1977US4002997 Integrated optical circuit
01/04/1977US4001719 Fabrication of a self-aligned mirror on a solid-state laser for controlling filamentation
01/04/1977US4001704 Laser solar cell apparatus
12/1976
12/21/1976US3999146 Semiconductor laser device
12/07/1976US3996528 Folded cavity injection laser
12/07/1976US3996526 Optical radiation generator electrically controlled
12/07/1976US3996492 Two-dimensional integrated injection laser array
11/1976
11/23/1976US3993964 Double heterostructure stripe geometry semiconductor laser device
11/23/1976US3993963 Heterostructure devices, a light guiding layer having contiguous zones of different thickness and bandgap and method of making same
11/09/1976US3991339 Light emitting diode with reflector
11/02/1976US3990096 Semiconductor luminescent device
10/1976
10/12/1976US3986194 Magnetic semiconductor device
10/05/1976US3984262 Method of making a substrate striped planar laser
09/1976
09/28/1976US3983510 Semiconductor double heterostructure laser device and method of making the same
09/28/1976US3983509 Distributed feedback diode laser
09/21/1976US3982261 Epitaxial indium-gallium-arsenide phosphide layer on lattice-matched indium-phosphide substrate and devices
09/21/1976US3982207 Quantum effects in heterostructure lasers
09/21/1976US3982201 CW solid state laser
08/1976
08/31/1976US3978507 Electroluminescent device having localized emission
08/31/1976US3978428 Buried-heterostructure diode injection laser
08/31/1976US3978426 Heterostructure devices including tapered optical couplers
08/24/1976US3976358 Variable optical coupler
08/10/1976US3973852 Method and apparatus for measuring particulate concentration in the atmosphere
07/1976
07/20/1976US3970959 Two dimensional distributed feedback devices and lasers
07/20/1976US3970958 Electrically pumped, solid-state distributed feedback laser with particular grating spacing
07/13/1976US3969686 Beam collimation using multiple coupled elements
07/13/1976US3969014 Photoresist layer waveguide coupling device