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)
02/1989
02/21/1989US4805982 Led array head
02/15/1989EP0303272A2 Printed circuits for electronics
02/14/1989US4805184 Ridge waveguide optical devices
02/14/1989US4805178 Transition metal containing protective coating
02/01/1989EP0301893A2 A light-emitting semiconductor device
02/01/1989EP0301807A2 A method of controlling an optical PNPN thyristor
02/01/1989EP0301438A2 Superluminescent diode and single mode laser
01/1989
01/31/1989US4802181 Semiconductor superlattice light emitting sevice
01/31/1989CA1249651A1 Semiconductor light emitting device
01/26/1989WO1989000769A1 Substrate for highly bright led and method of epitaxially growing the same
01/24/1989US4800415 Bipolar inversion channel device
01/10/1989US4797890 Semiconductor light emitting device with vertical light emission
01/10/1989US4797728 Semiconductor device assembly and method of making same
01/10/1989US4797726 Lead frame including deformable plates
01/10/1989US4797715 Optoelectric component for surface mounting
01/10/1989US4797374 Vapor deposition of indium phosphides, semiconductors
01/10/1989US4797179 Etching, masking, light emitting diodes
01/04/1989EP0297654A1 Semiconductor device for producing electromagnetic radiation
01/03/1989CA1247947A1 Method of manufacturing semiconductor device
12/1988
12/29/1988DE3719338A1 Leuchtdioden-anzeigevorrichtung Light-emitting diode display device
12/27/1988US4794607 Opto-electronic devices
12/27/1988US4794606 Opto-electronic device
12/27/1988US4793872 III-V Compound heteroepitaxial 3-D semiconductor structures utilizing superlattices
12/27/1988US4793688 Photo electro device, method for manufacture of same, and lens support frame for use in such photo electro device
12/21/1988EP0295490A1 Compound semiconductor surface termination
12/21/1988EP0295272A1 Production of silicon carbide
12/20/1988US4792832 Superlattice semiconductor having high carrier density
12/15/1988WO1988010007A1 Composite structure, application to a laser and process for producing same
12/07/1988EP0293921A2 Electronic device for operating a light-emitting diode
12/07/1988EP0293469A1 Semiconductor devices employing ti-doped group iii-v epitaxial layer
12/07/1988EP0293435A1 Infrared detector with improved heat dissipation.
12/06/1988US4789881 Low coherence optical system having reflective means
11/1988
11/30/1988EP0293000A2 Light emitting device
11/29/1988US4788690 Distributed feedback semiconductor laser with monitor
11/29/1988US4788161 Forming stripe groove reaching cladding layer and depositing photosensitive material
11/29/1988CA1245613A1 Matrix of light-emitting elements and method of manufacturing same
11/23/1988EP0292390A1 Process for the anisotropic etching of III-V materials: use in surface treatment before epitaxial deposition
11/23/1988EP0292029A1 Semiconductor laser device and method of manufacturing same
11/22/1988US4786951 Semiconductor optical element and a process for producing the same
11/22/1988CA1245331A1 Device for concentrating radiation emitted by an led
11/17/1988WO1988009060A1 Silicon electroluminescent device
11/17/1988EP0290697A2 Light emitting diodes (LED) lamp and its quick manufacturing method
11/17/1988EP0290535A1 Device for cooling opto-electronic components, and use of a flanged connection for this purpose
11/15/1988US4785455 Light emitting device with improved electrode structure to minimize short circuiting
11/09/1988EP0290242A2 Emitter/detector for optical fibre systems
11/08/1988US4783426 Method of making a Group II-VI compound semiconductor device by solution growth
11/08/1988US4783425 Fabrication process of semiconductor lasers
11/01/1988US4782377 Semiconducting metal silicide radiation detectors and source
10/1988
10/26/1988EP0288267A2 An optical semiconductor device
10/25/1988US4780752 Luminescent semiconductor component
10/25/1988US4780643 Semiconductor electrodes having multicolor luminescence
10/25/1988US4779948 Contact with exchangeable opto-electronic element
10/25/1988US4779946 Microminiature optical assembly
10/20/1988WO1988008215A1 Laser diode with buried active layer and lateral current limiting and process for its manufacture
10/18/1988US4779283 Semiconductor light emitting device
10/18/1988US4779281 Light emitting chip and optical communication apparatus using the same
10/11/1988US4777516 Monolithic integration of light emitting elements and driver electronics
10/11/1988CA1243104A1 Semiconductor laser or light amplifier
10/06/1988DE3709302A1 Monolithically integrated transmitter device
10/06/1988DE3709301A1 Monolithically integrated transmitter device
10/05/1988CN87212283U Luminous diode showing lamp
10/04/1988US4775876 Photon recycling light emitting diode
10/04/1988US4775645 Method of producing a flat LED panel display
09/1988
09/28/1988EP0284031A2 Opto-electronic device
09/28/1988CN87210844U Infrared light-emitting diode with double tail fiber
09/27/1988US4774711 Semiconductor laser apparatus
09/27/1988US4774554 Semiconductor devices employing Ti-doped Group III-V epitaxial layer
09/27/1988US4774434 Lighted display including led's mounted on a flexible circuit board
09/27/1988US4774205 Monolithic integration of silicon and gallium arsenide devices
09/27/1988US4773722 Two-way coupler for optical fibers
09/27/1988CA1242520A1 Package for optical element
09/21/1988EP0283392A2 Compound semiconductor epitaxial wafer
09/20/1988US4773074 Dual mode laser/detector diode for optical fiber transmission lines
09/20/1988US4772784 Semiconductor laser apparatus for optical head
09/20/1988US4772123 Alignment of optical components
09/14/1988EP0282407A2 Semiconductor device utilizing multiquantum wells
09/13/1988US4771434 Semiconductor laser device with an integrated light-detecting area
09/07/1988EP0281310A2 Heterostructure semiconductor devices
09/06/1988US4769684 Light emitting device
09/06/1988US4769342 Forming epitaxial layers, selective under-etching; snapping off with pressure, forming resonator plane
08/1988
08/30/1988US4768200 Internal current confinement type semiconductor light emission device
08/30/1988US4768199 Mechanism for self-adjusting positioning of a semiconductor laser relative to an optical fiber to be coupled thereto
08/30/1988US4767171 Transmission and reception module for a bidirectional communication network
08/25/1988WO1988006360A1 Semiconductor laser structures
08/24/1988EP0279680A1 Semiconductor laser structures
08/24/1988EP0279603A2 Apparatus and method for optical signal source stabilization
08/24/1988EP0279602A2 Polarization maintaining fiber interferometer and method for source stabilization
08/23/1988US4766471 Thin film electro-optical devices
08/23/1988US4766470 Edge emitting, light-emitting diode
08/23/1988CA1241099A1 Dense led matrix for high resolution full color video
08/17/1988CN87107819A Yttria composition for vapor deposition and preparation of antireflection coating
08/16/1988US4764934 Superluminescent diode and single mode laser
08/16/1988US4764931 Semiconductor device
08/11/1988WO1988005970A1 Dual mode laser/detector diode for optical fiber transmission lines
08/11/1988WO1988005963A1 Yttrium oxide composition for use in evaporation and process for preparing anti-reflection film thereof
08/10/1988EP0277597A2 Gallium nitride group semiconductor light emitting diode and the process of producing the same
08/10/1988EP0277318A1 Semiconductor electro-optical conversion device
08/09/1988US4763225 Heat dissipating housing for an electronic component
08/03/1988EP0276788A2 Aluminium nitride sintered body formed with metallized layer and method of manufacturing the same
08/02/1988US4761790 Indium, gallium and aluminum phosphide laminated to gallium arsenide substrate