Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
05/1984
05/15/1984CA1167572A1 Semiconductor laser device
05/08/1984US4447905 Current confinement in semiconductor light emitting devices
05/08/1984US4447904 Semiconductor devices with nonplanar characteristics produced in chemical vapor deposition
05/08/1984US4447136 Semi-conductor laser device
05/08/1984CA1167150A1 Semiconductor light emitting device
05/01/1984US4446557 Mode-locked semiconductor laser with tunable external cavity
04/1984
04/25/1984EP0106598A2 Fluxless bonding of microelectronic chips
04/25/1984EP0106305A2 Double heterostructure semiconductor laser with periodic structure formed in guide layer
04/25/1984EP0106152A2 Semiconductor laser device
04/24/1984US4445219 Layered semiconductor laser
04/24/1984US4445218 Semiconductor laser with conductive current mask
04/24/1984US4445129 Semiconductor device with a gray tin layer and a method of making the same
04/17/1984US4443695 Apparatus for controlling the quantity of light
04/17/1984CA1165851A1 Epitaxial devices having reduced dislocation count
04/17/1984CA1165848A1 Semiconductor laser
04/10/1984US4442402 Photoluminescence method of testing double heterostructure wafers
04/10/1984CA1165400A1 Device for automatic regulation of the output power of a transmitter module in an optical-fiber transmission system
04/04/1984EP0104712A2 Semiconductor laser
04/03/1984US4441187 A semiconductor laser light source
04/03/1984US4440470 Optical transmission system coupling a semiconductor laser diode to a multimode optical fiber
04/03/1984CA1164950A1 Frequency modulated laser diode
04/03/1984CA1164700A1 Semiconductor laser source
03/1984
03/27/1984US4439268 Indium phosphide, etching
03/21/1984EP0103415A2 Light-emitting semiconductor devices and methods of producing the same
03/20/1984US4438446 Light emitting device
03/15/1984WO1984001034A1 Photoluminescence method of testing double heterostructure wafers
03/13/1984CA1163702A1 Strip diode laser with reactance free fiber output
03/06/1984US4435809 Passively mode locked laser having a saturable absorber
03/06/1984CA1163350A1 Semiconductor laser
03/01/1984WO1984000857A1 Spectrally stabilized laser
02/1984
02/28/1984US4434491 Semiconductor laser
02/22/1984EP0101374A2 Semiconductor laser substrate and process for its production
02/21/1984US4433417 Nonplanar substrate injection lasers grown in vapor phase epitaxy
02/14/1984US4432092 Semiconductor laser
02/14/1984US4432091 Semiconductor laser device
02/14/1984US4431308 Laser angular speed detector employing non-optical output
02/14/1984CA1162284A1 Injection lasers with lateral spatial thickness variations (lstv) in the active layer
02/08/1984EP0100086A2 A Method of making injection laser packages and packages made by using the method
02/07/1984US4430741 Semiconductor laser device
02/07/1984US4430740 Monocrystalline alloy of gallium, indium, aluminum, and arsenic
02/01/1984EP0099782A1 Localizing ohmic contact in the contact layer of a light emitting semiconducter device
02/01/1984EP0099616A2 Semiconductor laser
02/01/1984EP0099418A1 Method of controlling the output signals of an optical transmitter coupled to an optical fibre transmitting signals forward and backward
01/1984
01/31/1984US4429397 Buried heterostructure laser diode
01/31/1984US4429396 Semiconductor laser having a doped surface zone
01/31/1984US4429395 Semiconductor laser
01/31/1984US4428647 Multi-beam optical system using lens array
01/24/1984US4427261 Optical transmission system having reduced modal noise
01/24/1984CA1161148A1 Dual-wavelength light-emitting diode
01/17/1984US4426707 Single mode cavity laser
01/17/1984US4426704 Semiconductor laser with two active layers
01/17/1984US4426703 Semiconductor laser device
01/17/1984US4426702 Semiconductor laser device
01/17/1984US4426701 Constricted double heterostructure semiconductor laser
01/17/1984US4426700 Semiconductor laser device
01/17/1984CA1160762A1 Liquid phase epitaxy method and apparatus
01/10/1984US4425650 Buried heterostructure laser diode
01/03/1984US4424527 Bonding pad metallization for semiconductor devices
12/1983
12/21/1983EP0096613A1 Semiconductor laser device with a graded-index guide, and method of realising such a device
12/21/1983EP0096341A2 Laser printer optical system
12/13/1983CA1158755A1 Process for producing an injection laser and laser obtained by this process
12/13/1983CA1158754A1 Channeled mesa laser
12/07/1983EP0095895A2 Semiconductor laser
12/07/1983EP0095826A2 Semiconductor laser
11/1983
11/29/1983CA1157962A1 Method of growing a doped iii-v alloy layer by molecular beam epitaxy
11/29/1983CA1157930A1 Arrangement comprising a semiconductor laser diode
11/23/1983EP0019003B1 Method of manufacturing semiconductor laser devices
11/16/1983EP0094274A1 Method of assembling an optical device containing a semiconductor laser, device and assembly bench
11/16/1983EP0093942A1 Semiconductor laser cooling device
11/15/1983US4416012 W-Guide buried heterostructure laser
11/15/1983US4416011 Semiconductor light emitting device
11/01/1983US4413343 Gold-containing electrode
10/1983
10/25/1983US4412331 Feedback circuit for controlling the peak optical output power of an injection laser
10/25/1983US4411057 Method of manufacturing a laser source with stamped support
10/25/1983CA1155974A1 Epitaxial growth method using liquid gallium bath
10/19/1983EP0091859A2 Method for the production of a semiconductor laser having several independent wavelengths
10/19/1983EP0091599A2 Semiconductor laser and method for manufacturing the same
10/18/1983US4410994 Layer adjacent to active layer comprises indium phosphide and aluminum, antimony, and arsenic or gallium; light source for optical communications
10/18/1983US4410993 Laser diode
10/12/1983EP0091162A1 Semiconductor laser and method of manufacturing it
10/05/1983EP0090485A1 Semiconductor lasers
10/05/1983EP0090135A1 Semiconductor injection lasers
10/05/1983EP0089980A1 Semiconductor laser with conductive current mask.
10/04/1983US4408331 V-Groove semiconductor light emitting devices
10/04/1983US4408330 Field effect semiconductor laser, method of modulation thereof
10/04/1983CA1154852A1 Semiconductor laser
09/1983
09/20/1983US4405236 Semiconductor ring laser apparatus
09/20/1983US4404730 Method of producing luminescent or laser diodes having an internally limited luminescent surface
09/15/1983WO1983003172A1 Injection laser manufacture
09/13/1983US4404678 Semiconductor laser device
09/13/1983US4404570 Laser recorder
09/13/1983US4404235 Exposure to gaseous tungsten fluoride and hydrogen to form discontinuous tungsten islands
09/06/1983US4403243 Bonding with metal solder subjected to ultrasonic vibrations
08/1983
08/31/1983EP0087253A1 Improvements in or relating to semi-conductor lasers
08/31/1983EP0087220A1 Laser light sources
08/31/1983EP0087167A2 Hermetically sealed package for optoelectronic semiconductor devices
08/23/1983US4400813 Crenelated-ridge waveguide laser
08/23/1983US4400812 Laser drive circuits
08/23/1983US4400256 Method of making layered semiconductor laser
08/23/1983CA1152626A1 Semiconductor laser device