| 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) |
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| 06/13/1989 | US4839536 Optically nonlinear pyridine-N-oxide complexes |
| 06/13/1989 | US4838987 Method of etching a semiconductor body |
| 06/13/1989 | US4838663 Device for submicrosecond electro-optic modulation in the liquid crystal smectic-A phase using orthogonal bookshelf geometry |
| 06/13/1989 | US4838662 Light switches utilizing anisotropic emission |
| 06/13/1989 | US4838661 Liquid crystal light emitting display system |
| 06/13/1989 | US4838660 Colored encapsulated liquid crystal apparatus using enhanced scattering |
| 06/13/1989 | US4838659 Liquid crystal displays and fluorescent dyes for use therein |
| 06/13/1989 | US4838658 Polymers with branching and end groups |
| 06/13/1989 | US4838657 Liquid crystal shutter |
| 06/13/1989 | US4838656 Transparent electrode fabrication |
| 06/13/1989 | US4838655 Projector using guest-host liquid crystal cells for improved color purity |
| 06/13/1989 | US4838654 Liquid crystal display device having display and driver sections on a single board |
| 06/13/1989 | US4838653 Liquid crystal display with particular relationship of the capacitances |
| 06/13/1989 | US4838652 Image forming apparatus |
| 06/13/1989 | US4838651 Projection tube having an insulating layer of magnesium oxide and a high transmission metal grating |
| 06/13/1989 | US4838638 Optical wavelength conversion device |
| 06/13/1989 | US4838637 Integrated solid state non-volatile fiber optic switchboard |
| 06/13/1989 | US4838634 Diffusionof organic dopant solution into transparent substrate |
| 06/13/1989 | CA1255548A1 Coated film of plastic |
| 06/08/1989 | DE3837100A1 Stroemungsmesser mit messwert-ausgabe von auf dem faraday-effekt beruhenden optischen schalter Stroemungsmesser with reading-issuing based on the faraday effect optical switch |
| 06/07/1989 | EP0319351A2 Liquid crystal display device |
| 06/07/1989 | EP0319293A2 Display device |
| 06/07/1989 | EP0319292A2 Display device |
| 06/07/1989 | EP0319291A2 Display device |
| 06/07/1989 | EP0319167A1 2-Phenyl-5-alkanoyloxypyrimidines |
| 06/06/1989 | US4837855 Non-blocking optical space switch |
| 06/06/1989 | US4837745 Process for the reversible optical storage of data |
| 06/06/1989 | US4837592 Method of making an electrochromic layer and new electrochromic device made therefrom |
| 06/06/1989 | US4837526 Semiconductor external optical modulator |
| 06/06/1989 | US4837098 Color filter and method of producing the same |
| 06/06/1989 | US4837097 Layer of dye-in-photoresist |
| 06/06/1989 | US4837071 Information display medium |
| 06/06/1989 | US4837058 Liquid crystal cell |
| 06/06/1989 | US4836657 Optical change-over switch utilizing ferroelectric liquid crystal material |
| 06/06/1989 | US4836655 Ferroelectric liquid crystal device with a charge storage structure |
| 06/06/1989 | US4836654 Drive method for a dual-frequency, dielectric anisotropy liquid crystal optical device |
| 06/06/1989 | US4836653 Ferroelectric liquid crystal cell and its manufacturing method |
| 06/06/1989 | US4836652 Liquid crystal shutter array having microlenses corresponding to the pixel electrodes |
| 06/06/1989 | US4836651 Flexible circuit interconnection for a matrix addressed liquid crystal panel |
| 06/06/1989 | US4836650 Process for the production of a diode array and liquid crystal display screen |
| 06/06/1989 | US4836649 Optical layout for a three light valve full-color projector employing a dual relay lens system and a single projection lens |
| 06/06/1989 | US4836629 Device to control a light beam in a wide angle field and application to a sensing device |
| 06/06/1989 | CA1255406A1 Electronic circuit formed from thin film transistors for controlling a matrix device |
| 06/06/1989 | CA1255400A1 Fiber soliton optical telecommunication system |
| 06/06/1989 | CA1255139A1 Optical frequency converter device and a rate gyro containing such a device |
| 06/06/1989 | CA1255099A1 Display unit |
| 06/01/1989 | WO1989005025A1 Multiplex addressing of ferro-electric crystal displays |
| 06/01/1989 | WO1989004988A1 Electro-optic waveguide device |
| 06/01/1989 | WO1989004981A1 Process and device for obtaining biological effects from a transformation of light |
| 06/01/1989 | WO1989004859A1 Liquid crystal composition |
| 05/31/1989 | EP0318423A2 Liquid crystalline cyclopropyl alkyl or alkenylhetero rings, process for their preparation and their use in liquid-crystal mixtures |
| 05/31/1989 | EP0318224A2 An active matrix substrate for liquid crystal display |
| 05/31/1989 | EP0318199A2 Generation of coherent optical radiation by optical mixing |
| 05/31/1989 | EP0318148A2 Holographic recording in photorefractive crystals |
| 05/31/1989 | EP0318087A1 Method and device for controlling a beam of light |
| 05/31/1989 | EP0318028A2 Ferroelectric liquid crystal composition |
| 05/31/1989 | EP0318003A2 A liquid crystal composition for twist nematic mode |
| 05/31/1989 | EP0317942A2 Heat resistant polyamides and polybenzoxazoles from bis-[(aminohydroxyphenyl hexafluoro-isopropyl] diphenyl ethers |
| 05/31/1989 | EP0317910A1 Liquid crystal display cell comprising s diffuse reflector and at most one polarizer |
| 05/31/1989 | EP0317850A2 Liquid crystal display device |
| 05/31/1989 | EP0317600A1 Integrated solid state non-volatile fiber optic switchboard |
| 05/31/1989 | EP0317598A1 An optical switch. |
| 05/31/1989 | EP0183706B1 Stationary, electrically alterable, optical masking device and spectroscopic apparatus employing same |
| 05/30/1989 | US4835782 Method and apparatus for an oscillation frequency separation among a plurality of laser devices |
| 05/30/1989 | US4835277 Acrylic pyrrolidine or piperidine |
| 05/30/1989 | US4835270 Chromogenic 3,1-benzoxazines |
| 05/30/1989 | US4835245 Biaxially oriented polyoxymethylene film |
| 05/30/1989 | US4835235 Polyvinyl polymers exhibiting nonlinear optical response |
| 05/30/1989 | US4835061 Conductive laminate |
| 05/30/1989 | US4834907 Stable, high response rate |
| 05/30/1989 | US4834905 Liquid crystal dielectrics |
| 05/30/1989 | US4834904 Nitrogen-containing heterocycles |
| 05/30/1989 | US4834511 Optical resonant assembly |
| 05/30/1989 | US4834509 Liquid crystal optical device and process for its production and method for its operation |
| 05/30/1989 | US4834508 Complementary color liquid crystal display |
| 05/30/1989 | US4834507 Active liquid crystal color display device having branchless scan electrodes |
| 05/30/1989 | US4834506 Perceived contrast of liquid crystal displays |
| 05/30/1989 | US4834505 Matrix addressable displays |
| 05/30/1989 | US4834504 LCD compensation for non-optimum voltage conditions |
| 05/30/1989 | US4834503 Liquid crystal driving system |
| 05/30/1989 | US4834500 Thermochromic liquid crystal displays |
| 05/30/1989 | US4834480 Composite channel waveguides |
| 05/30/1989 | CA1255022A1 Driver circuit for liquid crystal display |
| 05/30/1989 | CA1254986A1 Liquid crystal display device |
| 05/24/1989 | EP0317531A1 Method of disposing a polarization directing optoelectronic coupler and a coupler for carrying out the method |
| 05/24/1989 | EP0317347A2 An optical semiconductor device |
| 05/24/1989 | EP0317261A2 Liquid crystal display device for projection apparatus |
| 05/24/1989 | EP0317063A2 Color liquid crystal display device and method of manufacturing thereof |
| 05/24/1989 | EP0317011A2 Multi-level circuits, methods for their fabrication, and display devices incorporating such circuits |
| 05/24/1989 | EP0316822A2 Apparatus and method for providing a gray scale in liquid crystal flat panel displays |
| 05/24/1989 | EP0316801A2 Driving circuit and method for a liquid crystal display with a delayed pixel-erase function on power switch-off |
| 05/24/1989 | EP0316774A2 Liquid crystal apparatus |
| 05/24/1989 | EP0316708A2 Apparatus for providing a gray scale capability in a liquid crystal display unit |
| 05/24/1989 | EP0316662A1 Acrylic copolymers exhibiting nonlinear optical response |
| 05/24/1989 | EP0316513A2 Single side band modulator |
| 05/24/1989 | DE3738414A1 Device for illuminating passive information displays, preferably LCDs |
| 05/23/1989 | US4833681 Semiconductor laser wavelength stabilizer |
| 05/23/1989 | US4833511 Phototransistor device |
| 05/23/1989 | US4833385 Method for the phase synchronization of step-drive controlled equipment |
| 05/23/1989 | US4833314 Variable phase stop for use in interferometers |