| 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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| 01/29/1991 | US4989038 Image forming apparatus utilizing a light image memory |
| 01/29/1991 | US4988459 Electrooptic switches or display |
| 01/29/1991 | US4988458 Liquid crystal phase containing admixtures which effect temperature compensation |
| 01/29/1991 | US4988170 Quasi-achromatic optical isolators and circulators |
| 01/29/1991 | US4988169 Optical signal control method and apparatus |
| 01/29/1991 | US4988168 TFT LCD device having color filter layer decal |
| 01/29/1991 | US4988167 Light blocking and vision restoration apparatus with glint control |
| 01/29/1991 | US4988157 Optical switch using bubbles |
| 01/24/1991 | WO1991001016A1 Process for filling a liquid crystal display with a homoeotropic edge orientation |
| 01/24/1991 | WO1991001015A1 Combination display and solar cell |
| 01/24/1991 | WO1991000898A1 Super-twist liquid crystal display |
| 01/24/1991 | DE3923502A1 Electro-optical modulator-demodulator - esp. heterodyne laser doppler anemometer |
| 01/24/1991 | DE3923064A1 Supertwist-fluessigkristallanzeige Super-Twist fluessigkristallanzeige |
| 01/23/1991 | EP0409660A2 Improvements relating to optical systems |
| 01/23/1991 | EP0409620A2 A projection type color image display device |
| 01/23/1991 | EP0409619A2 A projection type image display apparatus |
| 01/23/1991 | EP0409618A2 An image display apparatus |
| 01/23/1991 | EP0409605A2 Semiconductor optical device having a variable refractive index profile |
| 01/23/1991 | EP0409478A1 semiconductor mesa structured optical processing devices, with added side-surface recombination centers to improve the speed of operation |
| 01/23/1991 | EP0409442A2 Encapsulated liquid crystal apparatus having low off-axis haze and operable by a sine-wave power source |
| 01/23/1991 | EP0409339A1 Potassium-lithium niobate crystals |
| 01/23/1991 | EP0409258A2 A fiber optical amplifier |
| 01/23/1991 | EP0409238A2 Optical control device |
| 01/23/1991 | EP0409234A2 Alpha-hydroxyketone derivatives, liquid crystal compositions containing said derivatives, and liquid crystal devices using said compositions |
| 01/23/1991 | EP0409228A2 Liquid crystal display element |
| 01/23/1991 | EP0409194A1 Ferroelectric liquid crystal element |
| 01/23/1991 | EP0409188A2 Color matrix display apparatus and method for designing said apparatus |
| 01/23/1991 | EP0409104A2 Method of controlling the domain of a nonlinear ferroelectric optics substrate |
| 01/23/1991 | EP0409074A2 Optical-electronic device |
| 01/23/1991 | EP0409012A1 Unit for amplifying light signals in optical fiber transmission lines |
| 01/23/1991 | EP0408995A2 Liquid crystal medium with limited temperature-dependence of the d/p coefficient |
| 01/23/1991 | EP0408905A2 Optical fiber telecommunication line comprising amplifiers of the transmitted signals and amplifiers for said line |
| 01/23/1991 | EP0408723A1 A method for the manufacture of a waveguide mixer |
| 01/23/1991 | EP0408715A1 Method for the manufacture of an electro-optic device |
| 01/23/1991 | EP0408632A1 Arrangement for a transparent covering element with an electro-chromatic layer. |
| 01/22/1991 | US4987410 Multiple image forming apparatus |
| 01/22/1991 | US4987289 Liquid crystal display heating system |
| 01/22/1991 | US4987255 Organic nonlinear optical material |
| 01/22/1991 | US4987043 Delineation of individual color pixels by light-absorbing contour pattern |
| 01/22/1991 | US4987023 Langmuir blodgett film |
| 01/22/1991 | US4987012 Maintaining constant ph during alkaline hydrolysis of metal alkoxide in seeded dispersion |
| 01/22/1991 | US4986935 Nonlinear optical devices; compound having high activity for second harmonic wave generation |
| 01/22/1991 | US4986639 Eye protection device against broadband high intensity light |
| 01/22/1991 | US4986638 Liquid crystal electro-optical device |
| 01/22/1991 | US4986637 Arrangement of picture elements for color display |
| 01/22/1991 | US4986635 High efficiency nonlinear Kerr effect filter |
| 01/22/1991 | CA2020970A1 Liquid crystal display element |
| 01/17/1991 | DE3922781A1 Verfahren zur befuellung eines eine homeotrope randorientierung aufweisenden fluessigkristalldisplays Method for filling a homeotropic edge orientation having fluessigkristalldisplays |
| 01/17/1991 | DE3922346A1 Illumination head for digital film or photo-drum exposure - uses fluorescent camp and liq. crystal shutter of flexible plastics foil |
| 01/16/1991 | EP0408427A1 Electrochromic window |
| 01/16/1991 | EP0408406A1 Tunable high power laser source |
| 01/16/1991 | EP0408347A1 Display apparatus |
| 01/16/1991 | EP0408251A1 Apparatus comprising a magneto-optic isolator utilizing a garnet layer |
| 01/16/1991 | EP0408250A1 Apparatus comprising a magneto-optic isolator utilizing a garnet layer |
| 01/16/1991 | EP0408105A1 Fluorinated thiophenes, conductive polymers from these thiophenes, process for their obtention and devices containing these polymers |
| 01/16/1991 | EP0408036A2 High resolution LCD display system |
| 01/16/1991 | EP0407993A2 Liquid crystal display with structured substrates and method of making structured substrates |
| 01/16/1991 | EP0407947A2 Color filter and process for preparing the same |
| 01/16/1991 | EP0407944A2 Color image forming method providing balanced color tone |
| 01/16/1991 | EP0407940A1 Method for joining together associated metal conductors of a layer structure with an insulating layer provided therebetween |
| 01/16/1991 | EP0407919A2 Optical transmitters linearized by means of parametric feedback |
| 01/16/1991 | EP0407830A2 Polarizer |
| 01/16/1991 | EP0407822A2 Polymer liquid crystal device |
| 01/16/1991 | EP0407569A1 Diphenylethanes |
| 01/16/1991 | EP0407470A1 Device for the detection and treatment of optical radiation. |
| 01/16/1991 | EP0407438A1 Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates. |
| 01/16/1991 | EP0238543B1 Prism assembly for a single light valve full-color projector |
| 01/15/1991 | US4985770 Field discriminating circuitry useful in LCD displays |
| 01/15/1991 | US4985698 Display panel driving apparatus |
| 01/15/1991 | US4985663 Display device |
| 01/15/1991 | US4985528 Novel nonlinearly optically active polyurethanes |
| 01/15/1991 | US4985285 Liquid crystal display panel incorporating an optical phase shifting substrate |
| 01/15/1991 | US4985179 Vinylidene cyanide copolymer, organic crystal |
| 01/15/1991 | US4985178 Nonlinear optical device from 3-methyl-4-methoxy-4'-nitrostilbene |
| 01/15/1991 | US4985172 Chiral aryloxypropionates, and the use thereof as dopes in liquid-crystal phases |
| 01/15/1991 | US4984887 Driving method for a flat panel display apparatus and the flat panel display apparatus |
| 01/15/1991 | US4984875 Optical component and magnetic-field sensor using superposed single crystal elements having different optical properties |
| 01/15/1991 | US4984874 Liquid crystal display device having retardation films |
| 01/15/1991 | US4984873 Liquid crystal display device |
| 01/15/1991 | US4984872 Wide viewing angle avionics liquid crystal display |
| 01/15/1991 | US4984863 Force meter with optical waveguide integrated in a substrate |
| 01/15/1991 | CA2021144A1 Liquid-crystal display having structured carrier plates and process for producing structured carrier plates |
| 01/15/1991 | CA1279133C Wavelength sensitive optical devices |
| 01/15/1991 | CA1279100C Optically controlled selector |
| 01/15/1991 | CA1279099C Method for remotely detecting an electric field |
| 01/15/1991 | CA1278910C Mounting a component to a substrate |
| 01/14/1991 | WO1991001510A1 Electrochromic element, materials for use in such element, processes for making such element and such materials and use of such element in an electro |
| 01/14/1991 | CA2063608A1 Electrochromic element, materials for use in such element, processes for making such element and such materials and use of such element in an electrochromic glass device |
| 01/13/1991 | CA2021071A1 High resolution lcd display system |
| 01/12/1991 | CA2020719A1 Electrochrome glazing |
| 01/10/1991 | WO1991000544A1 Quadratic nonlinear optical element |
| 01/10/1991 | WO1991000543A1 Secondary nonlinear optical element |
| 01/09/1991 | EP0407168A2 A thin film semiconductor array device |
| 01/09/1991 | EP0407164A2 Liquid crystal display device |
| 01/09/1991 | EP0406975A2 Active matrix-addressed display devices |
| 01/09/1991 | EP0406888A2 Nonlinear optical polymer composition and method for producing the same |
| 01/09/1991 | EP0406870A2 Active matrix liquid crystal display having reduced drain bus lines |
| 01/09/1991 | EP0406705A2 Liquid crystal apparatus and chiral smectic liquid crystal composition for use therein |
| 01/09/1991 | EP0406468A1 Nematic-liquid-crystal composition for active matrix application |
| 01/09/1991 | EP0406330A1 Electro-optic quantum well device |