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)
07/1981
07/07/1981US4277759 Semiconductor laser device
07/01/1981EP0031146A2 Coupling assembly of an optical fibre and a light source and method of assembling the same
06/1981
06/30/1981US4276098 Batch processing of semiconductor devices
06/30/1981CA1104240A1 Optical integrated circuit including junction laser with oblique mirror
06/23/1981US4274890 Method for the epitaxial manufacture of a semiconductor device having a multi-layer structure
06/23/1981CA1103766A1 Electroluminescent photodetector diode and busbar lines using said diode
06/09/1981US4271584 Method of attaching LED chip to a header
06/03/1981EP0029472A1 Process for removing impurities from hydrocarbons by oxidation with an aqueous solution, and the resulting hydrocarbons
05/1981
05/28/1981WO1981001413A1 Method of removing microorganisms from petroleum products
05/27/1981EP0029228A2 Semiconductor laser device
05/26/1981US4270134 Light-emitting semiconductor device
05/26/1981US4269635 Strip buried heterostructure laser
05/26/1981CA1102013A1 Molecular-beam epitaxy system and method including hydrogen treatment
05/19/1981US4268849 Raised bonding pad
05/19/1981US4268842 Electroluminescent gallium nitride semiconductor device
05/19/1981US4268327 Liquid phase
05/19/1981US4268113 Signal coupling element for substrate-mounted optical transducers
05/12/1981US4267559 Low thermal impedance light-emitting diode package
05/12/1981US4267486 Made from a dielectric material containing cavities in which a diode is placed, and filled with a transparent resin
04/1981
04/28/1981US4264381 Fabrication of injection lasers utilizing a porous host diffusion layer
04/28/1981CA1100216A1 Mode control of heterojunction injection lasers and method of fabrication
04/21/1981US4263056 Method for the manufacture of light emitting and/or photodetective diodes
04/15/1981EP0027070A1 Opto-electronic connector bit and method of assembling such a bit
04/14/1981US4261771 Method of fabricating periodic monolayer semiconductor structures by molecular beam epitaxy
04/14/1981US4261770 Displacement of bead growth from substrate toward container clad with same material
04/02/1981WO1981000932A1 Ohmic contact to p-type inp or ingaasp
04/01/1981EP0026124A1 Optoelectronic end piece comprising a fibre optic section of very small diameter and connexion device comprising such an end piece
03/1981
03/31/1981US4259679 Display devices
03/31/1981US4258647 Apparatus for manufacturing multi-layered semiconductor elements by means of liquid-phase epitaxy
03/31/1981CA1098609A1 Electroluminescent gallium nitride semiconductor device and method of manufacturing same
03/31/1981CA1098608A1 Semiconductor device having a passivating layer
03/25/1981EP0025749A1 Method of making a semiconductor laser with optical and electrical transverse confinement and laser obtained by this method
03/25/1981EP0025690A2 A method of producing semiconductor laser elements
03/24/1981USRE30556 Indicating element and method of manufacturing same
03/24/1981US4257672 Optical coupler for connecting a light source to an optical transmission line
03/18/1981EP0025362A2 A semiconductor light emitting device
03/18/1981EP0025324A2 Semiconductor light-emitting device
03/17/1981US4256520 Etching of gallium stains in liquid phase epitoxy
03/10/1981US4255755 Heterostructure semiconductor device having a top layer etched to form a groove to enable electrical contact with the lower layer
03/10/1981US4255688 Light emitter mounted on reflector formed on end of lead
03/10/1981US4255206 Epitaxially depositing a layer
03/10/1981CA1097431A1 Molecular beam deposition process
03/03/1981CA1096673A1 Coupling arrangements between a light-emitting diode and an optical fiber waveguide and between an optical fiber waveguide and a semiconductor optical detector
02/1981
02/24/1981US4252576 Epitaxial wafer for use in production of light emitting diode
02/17/1981US4251298 Heterostructure laser
02/10/1981US4249967 Blocking layer having hole inbetween substrate and layer of double heterojunction semiconductor structure
02/03/1981CA1095154A1 Heterostructure semiconductor devices
01/1981
01/28/1981EP0023019A1 Optical circuit arrangement
01/28/1981EP0022857A1 REDUCTION OF SURFACE RECOMBINATION CURRENT IN GaAs DEVICES
01/27/1981US4247864 Light emitting diode assembly
01/21/1981EP0022486A1 Electroluminescent semiconductor device and process for its production
01/07/1981EP0021473A1 Coupling element comprising a light source and a lens-shaped element
01/06/1981US4243996 Electroluminescent semiconductor device
01/06/1981CA1093218A1 Epitaxial growth of dissimilar materials
01/06/1981CA1093197A1 Lateral current confinement in junction light emitting diodes especially lasers
12/1980
12/23/1980US4241281 Light emitting diode display device
12/23/1980US4241277 LED Display panel having bus conductors on flexible support
12/23/1980CA1092228A1 Method of controlling the power output of a semiconductor laser
12/23/1980CA1092006A1 Growth of iii-v layers containing arsenic, antimony and phosphorus, and device uses
12/16/1980US4240098 Semiconductor optoelectronic device package
12/16/1980US4240090 Electroluminescent semiconductor device with fiber-optic face plate
12/16/1980US4240087 Screening electrodes for optical semiconductor components
12/09/1980US4238764 Solid state semiconductor element and contact thereupon
12/09/1980US4238759 Monolithic Peltier temperature controlled junction
12/09/1980US4238707 Power supply system for a semiconductor light source
12/09/1980US4237601 Method of cleaving semiconductor diode laser wafers
12/02/1980US4236296 Etch method of cleaving semiconductor diode laser wafers
11/1980
11/26/1980EP0019003A1 Method of manufacturing semiconductor laser devices
11/25/1980CA1090480A1 Method of making a semiconductor device
11/25/1980CA1090458A1 Manufacture of gaas - gaaias semiconductor devices
11/25/1980CA1090456A1 Metal oxide/indium phosphide devices
11/18/1980CA1089966A1 Grating coupled waveguide laser apparatus
11/11/1980US4233614 Light emitting diode
11/11/1980US4233613 Compound semiconductor wafer
11/11/1980US4233090 Depositing multilayers on a substrate, the outermost layer readily accepting a conductivity modifier along a narrow stride
11/11/1980US4232440 Contact structure for light emitting device
11/11/1980CA1089571A1 Contacting structure on a semiconductor arrangement
10/1980
10/29/1980EP0017701A1 Coupling device for a substrate-mounted optical transducer
10/28/1980US4231050 Gallium, arsenic, oxygen doped
10/21/1980US4229237 Double diffusion of an acceptor and of a donor impurity
10/15/1980EP0017296A2 Process for making microlenses and coupling element comprising a microlens prepared by this process
10/15/1980EP0016910A1 Method of forming epitaxial tunnels in crystalline structures
10/14/1980US4228490 Display device for use with strong illumination
10/14/1980US4228455 Gallium phosphide semiconductor device having improved electrodes
10/14/1980CA1087690A1 Optical communication system utilizing light emitting diode
09/1980
09/30/1980US4225380 Method of producing light emitting semiconductor display
09/23/1980US4224632 Gallium phosphide layers
09/23/1980US4224116 Display devices
09/17/1980EP0015309A1 Device for pressing an optical waveguide against a photoelectrical element
09/16/1980CA1085950A1 Self-aligning support structure for optical components
09/04/1980WO1980001860A1 Light emitting diode panel display
09/03/1980EP0015095A1 An optoelectronic semiconductor device
09/03/1980EP0014961A1 Method and device for coupling electro-optical converters to light guides
09/02/1980US4220960 Light emitting diode structure
08/1980
08/20/1980EP0014588A1 A semiconductor light emitting device
08/19/1980US4218692 Light-emitting and light-receiving diode particularly for optical telecommunications
08/19/1980US4218271 Method of manufacturing semiconductor devices utilizing a sure-step molecular beam deposition
08/19/1980US4218270 Method of fabricating electroluminescent element utilizing multi-stage epitaxial deposition and substrate removal techniques
08/19/1980US4218269 Method for the epitaxial deposition of several layers
08/12/1980US4217598 Electroluminescent photodetector diode and busbar lines using said diode