Patents
Patents for H01L 33 - Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof (99,364)
08/1980
08/12/1980US4217597 Diode which transmits and receives light-rays of the same predetermined wavelength and optical telecommunications device using such a diode
08/07/1980WO1980001624A1 Reduction of surface recombination current in gaas devices
08/06/1980EP0014116A1 Heterojunction semiconductor device
08/05/1980US4216484 Method of manufacturing electroluminescent compound semiconductor wafer
08/05/1980US4216037 Method for manufacturing a heterojunction semiconductor device by disappearing intermediate layer
07/1980
07/29/1980US4215319 Single filament semiconductor laser
07/23/1980EP0013319A1 Optical connector for connecting a light source with at least one optical transmission line having a cross-section small with respect to the aperture of the light beam issuing from said source
07/22/1980US4214251 Radiation-emitting semiconductor diode
07/22/1980US4213808 Fabrication of injection lasers utilizing epitaxial growth and selective diffusion
07/22/1980US4213805 Liquid phase epitaxy method of forming a filimentary laser device
07/22/1980CA1082378A1 Abuttable light-emitting device modules for graphic display assemblies
07/08/1980US4212021 Light emitting devices
07/08/1980US4211586 Method of fabricating multicolor light emitting diode array utilizing stepped graded epitaxial layers
07/08/1980CA1081351A1 Method of manufacturing a semiconductor laser
07/01/1980US4210470 Epitaxial tunnels from intersecting growth planes
07/01/1980CA1080837A1 Optically transmissive screening electrode
06/1980
06/24/1980US4209358 Method of fabricating a microelectronic device utilizing unfilled epoxy adhesive
06/12/1980WO1980001222A1 Method of manufacturing semiconductor laser devices
06/11/1980EP0011898A1 Method of manufacturing a semiconductor device
06/10/1980US4207586 Semiconductor device having a passivating layer
06/10/1980US4207459 Optical communication system utilizing light emitting diode
06/10/1980US4207122 Indium-antimony-arsenic solid solution on gallium antimonide; diodes, lasers
06/03/1980US4206468 Contacting structure on a semiconductor arrangement
06/03/1980CA1078949A1 Light emitting devices
05/1980
05/28/1980EP0011418A1 Manufacture of electroluminescent display devices
05/27/1980US4205329 Periodic monolayer semiconductor structures grown by molecular beam epitaxy
05/27/1980US4205320 Wet type direct image recording method
05/20/1980CA1077812A1 Producing p-type conductivity in self-compensating semiconductor material
05/14/1980EP0011021A1 Process for making semiconductor components with optoelectronic conversion properties
05/13/1980US4203079 Injection lasers
05/13/1980CA1077607A1 Solid state light-emitting device and method of making the same
05/06/1980US4202000 Diode capable of alternately functioning as an emitter and detector of light of the same wavelength
05/01/1980WO1980000897A1 Method of manufacturing display devices utilizing light-emitting diodes
04/1980
04/22/1980US4199777 Semiconductor device and a method of manufacturing the same
04/22/1980US4199385 Method of making an optically isolated monolithic light emitting diode array utilizing epitaxial deposition of graded layers and selective diffusion
04/22/1980CA1076237A1 Lasers and photo-detectors
04/15/1980US4197814 Apparatus for forming compound semiconductor thin-films
04/08/1980US4197552 Luminescent semiconductor devices
04/08/1980CA1075353A1 Polychromatic monolithic semiconductor assembly
04/08/1980CA1075316A1 Light emitting element drive system
04/08/1980CA1075057A1 Remote control light transmitting lens system
04/01/1980US4196171 Apparatus for making a single crystal of III-V compound semiconductive material
03/1980
03/25/1980US4195330 Lens clip and cap for led or light unit assembly
03/25/1980US4194933 Method for fabricating junction lasers having lateral current confinement
03/25/1980CA1074427A1 Solid state display apparatus
03/18/1980US4194141 Electroluminescent unit
03/18/1980CA1073999A1 Semiconductor controlled luminescent device
03/18/1980CA1073998A1 Double heterostructure laser for direct coupling to an optical fibre
03/11/1980US4192574 Sealed enclosing system for coupling an optoelectronic device and an optical fibre
03/11/1980CA1073552A1 Constant modulation index technique for measuring the derivatives of device parameters
03/11/1980CA1073548A1 Monolithic electroluminescent semiconductor assembly
02/1980
02/26/1980US4190813 Strip buried heterostructure laser
02/26/1980US4190795 Constant intensity light source
02/26/1980CA1072666A1 Single transverse mode operation in double heterostructure junction laser
02/12/1980US4188244 Method of making a semiconductor light-emitting device utilizing low-temperature vapor-phase deposition
02/06/1980EP0007873A1 Method for soldering a light-emitting semiconductor onto a metallic base
02/06/1980EP0007730A1 Semiconductor laser device
01/1980
01/29/1980CA1070807A1 Reversible optoelectronic semiconductor device
01/22/1980US4185256 Mode control of heterojunction injection lasers and method of fabrication
01/15/1980US4184170 Recombination region comprised of degenerately doped first layer and less degenerately doped second layer, reduced nonradiative recombination due to tunneling
01/15/1980CA1070027A1 Method for manufacturing an oxide of semiconductor
01/08/1980US4183039 Light emitting semiconductor device
01/08/1980US4183038 Semiconductor laser device
01/08/1980US4182977 Constant output light emitting device
01/01/1980US4181901 Method for regulating the output power of a semiconductor laser
12/1979
12/25/1979US4180825 Heteroepitaxial deposition of GaP on silicon substrates
12/25/1979US4180423 Method of manufacturing red light-emitting gallium phosphide device
12/18/1979US4179317 Liquid phase epitaxial growth, group iii-v crystals, two element single crystal substrate
12/13/1979WO1979001106A1 Optical fiber of which at least one of the end faces comprises a convex-plane microlens coupled against said end face
12/11/1979US4178197 Formation of epitaxial tunnels utilizing oriented growth techniques
11/1979
11/28/1979EP0005683A2 Process of manufacturing a planar-convex microlens on at least one end face of an optical fiber, the lens being bonded with its planar face to said end face
11/28/1979EP0005442A1 Process and apparatus for producing aluminium nitride useful for electronic applications
11/27/1979US4176367 Semiconductor optical device
11/27/1979US4176206 Oxidation in water containing oxidizer gas
11/13/1979US4174491 Mount for a light emitting device
11/06/1979US4173494 Glass support light energy converter
10/1979
10/30/1979CA1065461A1 Semiconductor light-emitting device and method of making of the same
10/30/1979CA1065460A1 Buried-heterostructure diode injection laser
10/23/1979US4171996 Fabrication of a heterogeneous semiconductor structure with composition gradient utilizing a gas phase transfer process
10/17/1979EP0004800A2 Matrix for optoelectronic converter and converter for fiber optics cable terminal
10/09/1979CA1064152A1 Elecroluminescent gallium phosphide device and manufacturing method thereof
10/02/1979US4170018 Zinc silicate doped with phosphorus
10/02/1979US4169997 Lateral current confinement in junction lasers
09/1979
09/25/1979CA1063216A1 Electroluminescent display device and method of making
09/25/1979CA1063215A1 Semiconductor laser
09/18/1979US4168102 Light-emitting display device including a light diffusing bonding layer
09/11/1979US4167744 Electroluminescent semiconductor device having optical fiber window
09/11/1979CA1062356A1 Light emitting diode deflector segment
09/04/1979US4167016 Optically isolated monolithic light emitting diode array
08/1979
08/28/1979US4166278 Semiconductor injection laser device
08/21/1979US4165515 Light emitting tunnel junctions which are stable at room temperature
08/21/1979US4165474 Optoelectronic displays using uniformly spaced arrays of semi-sphere light-emitting diodes
08/14/1979US4164374 Spectrophotometer utilizing a solid state source of radiant energy having a controllable frequency spectra characteristic
08/08/1979EP0003273A1 Power supply for a semiconductor light source
08/07/1979US4163920 Solid state source of radiant energy having a controllable frequency spectra characteristic
07/1979
07/31/1979US4163238 Infrared semiconductor device with superlattice region
07/31/1979CA1059599A1 Luminescent diode
07/26/1979WO1979000445A1 Strip buried heterostructure laser
07/25/1979EP0003079A1 Infra red light emissive devices
07/24/1979US4162460 Optical circuit element