Patents for G02F 1 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics (257,845)
08/1983
08/10/1983EP0085335A2 Liquid crystal dielectric, new dyestuffs, process for their preparation and electro-optic display element
08/03/1983EP0084996A2 Cinematographic device using holography
08/03/1983EP0084930A1 Liquid crystal display device
08/03/1983EP0084873A2 Liquid crystal display device for automotive application
08/03/1983EP0084736A1 Optical fibers having piezoelectric coatings
08/03/1983EP0084604A1 Thin film transistor-driven electrochromic display and system
08/03/1983EP0084603A1 Multiplexing driving method and system for an electrochromic display
08/03/1983EP0084602A1 Method for manufacturing an electrochromic display device
08/02/1983USRE31334 Acoustooptic scanner apparatus and method
08/02/1983US4396997 Liquid crystal information storage and retrieval system
08/02/1983US4396976 System for interfacing a computer to a machine
08/02/1983US4396913 Electrochromic display device
08/02/1983US4396253 Electro-chromic display devices
08/02/1983US4396252 Proximity coupled electro-optic devices
08/02/1983US4396251 Pleochroic color display device
08/02/1983US4396250 Multilayer guest host liquid crystal display without polarizers
08/02/1983US4396246 Integrated electro-optic wave guide modulator
08/02/1983CA1151276A1 Laser beam scanning system
08/02/1983CA1151273A1 Orientation of ordered liquids and their use in devices
08/02/1983CA1151272A1 Display devices
07/1983
07/27/1983EP0084434A1 Light projection apparatus
07/27/1983EP0084208A2 Asymmetric dichroic dye molecules having polyazoaryl linking groups and substituted aryl thiazyl substituents
07/27/1983EP0084192A2 Crystals for altering the frequency of an incident optical wave and apparatus and methods for using same
07/26/1983US4395709 Driving device and method for matrix-type display panel using guest-host type phase transition liquid crystal
07/26/1983US4395708 Sampling and level shifting apparatus to operate in conjunction with a liquid crystal display for converting DC analog drive signals to AC signals
07/26/1983US4395702 Bulk acoustic wave integrated optical deflector and monolithic A/D converter using such deflector
07/26/1983US4395467 Selective ion implanting with protons, then annealing
07/20/1983EP0083988A2 Electrochromic display device
07/20/1983EP0083900A2 Device for the conversion of information from the electric into the optical form and/or vice versa
07/20/1983EP0083861A2 Electrode and method of producing the same
07/20/1983EP0083822A1 Liquid crystal display device
07/20/1983EP0083668A1 Electrolytic display device employing metal ion catalysis
07/19/1983US4394069 Liquid crystal tuned birefringent filter
07/19/1983US4394068 Fluorescently activated display device with improved sensitivity
07/19/1983US4394067 Display device
07/19/1983US4394060 Light beam scanning system with saw transducer
07/19/1983US4393712 Portable liquid crystal testing device
07/13/1983EP0083520A1 Optical beam switching device and telephone exchange including the same
07/13/1983EP0012746B1 Telecopying process using a smectic liquid cristal cell and transceiver telecopier for application of said process
07/12/1983US4393380 Liquid crystal display systems
07/12/1983US4392722 Prism polarizer
07/12/1983US4392721 Electrochromic cell having a mixed solid ion-conducting layer
07/12/1983US4392720 Electrochromic display cell
07/12/1983US4392719 Image forming method and apparatus
07/12/1983US4392717 Liquid crystal display device
07/12/1983CA1149709A1 Magneto-optic bi.sub.1 lu.sub.2 fe.sub.5 o in12 xx crystals
07/06/1983EP0083253A2 Liquid crystal optical printing apparatus
07/06/1983EP0083090A2 High efficiency optical system for three-color liquid crystal light valve image projection with color selective prepolarization
07/05/1983US4392102 Liquid crystal indicator
07/05/1983US4391901 Plates of oxides of lead, lanthanum, zirconium, and titanium; ferroelectricity; dopes
07/05/1983US4391531 Electrooptical display/lead frame subassembly and timepiece module including same
07/05/1983US4391492 Thermally addressed cholesteric-smectic liquid crystal device
07/05/1983US4391491 Passive electro-optic display cell and method of manufacturing thereof
07/05/1983US4391490 Interface for proximity coupled electro-optic devices
07/05/1983US4391489 Liquid crystal materials containing pleochroic anthraquinone dyes
07/05/1983US4391486 Electrically controlled electro-optical switch and integrated optical circuit incorporating such a switch
07/05/1983CA1149528A1 Liquid crystal colour displays
07/05/1983CA1149527A1 Analogue displays for electronic time pieces for meters
07/05/1983CA1149499A1 Optical circulator
06/1983
06/29/1983EP0082623A1 Acousto-optic T-couplers for communication networks
06/29/1983EP0082604A1 Fibre optic hydrophone transducers
06/29/1983EP0082479A1 Laser pattern generating system
06/28/1983US4390875 Message character image projection control system
06/28/1983US4390874 Liquid crystal display system having improved temperature compensation
06/28/1983US4390460 Lithium oxide based amorphous material and process for preparation thereof
06/28/1983US4390275 Measuring minute, local temperature differences
06/28/1983US4390247 Continuously variable delay line
06/28/1983US4390246 Electrochromic device by oblique evaporation to improve the response of coloration and bleaching
06/28/1983US4390245 Optical display cell of even thickness using adhesive means and separate adhesive-free spacers
06/28/1983US4390244 Liquid crystal visual display unit and telephone terminal incorporating such a unit
06/28/1983US4390236 Tunable polarization independent wavelength filter
06/28/1983CA1148981A1 Liquid crystalline, partially hydrogenated oligo-1,4- phenylenes and dielectrics and electro-optical display elements containing them
06/22/1983EP0082052A1 Electrochromic display device with thermo-electric control
06/22/1983EP0082050A1 Device for the heterodyne detection of an optical image
06/21/1983USRE31280 Etching an electrochromic material deposited on a layer of conductivt material over a glass substrate
06/21/1983US4389659 Electro-optic line printer
06/21/1983US4389567 Semiconductor switching device for guiding and amplifying radiation
06/21/1983US4389481 Method of making planar thin film transistors, transistor arrays
06/21/1983US4389096 Image display apparatus of liquid crystal valve projection type
06/21/1983US4389095 Multi-colored liquid crystal display device with characters not displaying shifts in positions even upon color changes
06/21/1983US4389090 Fiber optic polarization controller
06/21/1983CA1148638A1 Electrochromic display device
06/21/1983CA1148534A1 Compositions containing liquid crystal phases
06/15/1983EP0081477A2 Optical waveguides employing diacetylenes
06/15/1983EP0081412A2 Measuring head for a magnetometer
06/15/1983EP0081367A1 Magnetic field and electric current measuring device
06/15/1983EP0081308A1 Liquid crystal display devices
06/15/1983EP0081177A2 Polarization-insensitive optical switch and multiplexing apparatus
06/15/1983EP0081143A1 Use of perylene derivatives as dyes for liquid crystal compositions
06/15/1983EP0081031A1 Chemically coupled color-changing display
06/14/1983US4388696 Data processing system having dual output modes
06/14/1983US4387965 Guest host type, positive and negative recessed liquid crystal display devices
06/14/1983US4387964 Electron addressed liquid crystal light valve
06/14/1983US4387963 Temperature compensation for a liquid crystal display via capacitance compensation of the liquid crystal material
06/14/1983US4387953 Optical waveguide device with phase matching layers
06/08/1983EP0080898A1 Liquid crystal display devices
06/07/1983US4387343 Electrooptic light modulator including weighted interdigital electrodes
06/07/1983US4387133 Laminated light-polarizing sheet
06/07/1983US4386836 Electro-photographic printer
06/07/1983US4386827 Electrooptical scanning device