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)
03/1992
03/31/1992US5101449 Optical phase modulator with asymmetric piezoelectric vibrator
03/31/1992US5101411 Semiconductors
03/31/1992US5101297 Method for producing a diffraction grating in optical elements
03/31/1992US5101294 Surface acoustic wave optical modulator
03/31/1992US5101291 Optical frequency conversion device
03/31/1992US5101289 Chiral smectic color display device with interval between color filters: color filter film thickness ratio of 0-5
03/31/1992US5101288 LCD having obliquely split or interdigitated pixels connected to MIM elements having a diamond-like insulator
03/31/1992US5101279 Liquid crystal display apparatus having lenticular elements oriented in relation to LC pixel aperture dimensions
03/31/1992US5101197 Electronic transparency method and apparatus
03/31/1992US5101139 Reducing video display radiation
03/31/1992US5101116 Multi-level voltage generator to drive lcd
03/31/1992US5101011 Aligning agent for liquid crystals comprising poly alpha-amino acid having no optical activity
03/31/1992US5100985 1,4-bis(4-arylbutadienyl) benzenes exhibiting nonlinear optical response
03/31/1992US5100589 Optical method for altering molecular alignment in selected regions of a non-linear optical polymeric structure
03/31/1992US5100584 Organic compound disposed in light beam, substituted benzalacetofuran
03/31/1992US5100578 2,5-diphenylpyrimidine compound
03/31/1992US5100577 Indicator devices with improved response times, compounds contain a m-dioxane ring
03/31/1992US5100523 Use of amorphous carbon to promote adhesion between electroactive polymer films and conductive substrates
03/31/1992US5100218 Thermal imaging optical system
03/31/1992CA1298391C Electro-optical switch
03/31/1992CA1298390C Planar waveguide device
03/31/1992CA1298113C Optical device
03/31/1992CA1298112C Optical device
03/29/1992CA2052135A1 Full color three-dimensional flat panel display
03/28/1992CA2052279A1 Cyclohexylphenylpyrimidines, process for their preparation, and their use in liquid-crystalline mixtures
03/28/1992CA2035301A1 Faceted light pipe
03/26/1992DE4029852A1 Electrically polarised domain prodn. in substrate - by laser beam heating ferroelectric substrate in electric field
03/26/1992DE4029851A1 Frequency multiplying optical waveguide mfr. - by selective polarisation, exposure and development of photosensitive layer
03/25/1992EP0477100A1 Sample and hold circuit for a liquid crystal display panel
03/25/1992EP0477099A1 Driver protection circuit for a liquid crystal display
03/25/1992EP0477072A1 Multilayer electro-optical light modulator
03/25/1992EP0477065A1 Electrochromic windows and methods of producing the same
03/25/1992EP0477028A2 Image projection system
03/25/1992EP0476957A2 Method and apparatus for driving a display device
03/25/1992EP0476889A2 An electromagnetic radiation frequency doubler system
03/25/1992EP0476856A1 Method of forming electrode pattern
03/25/1992EP0476830A2 Method of operating concatenated optical amplifiers
03/25/1992EP0476800A2 Large signal three-level superfluorescent fiber sources
03/25/1992EP0476797A2 Liquid crystal display device
03/25/1992EP0476567A1 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method
03/25/1992EP0476543A2 Liquid crystal alignment film and method of manufacturing the same
03/25/1992EP0476536A2 Information recording apparatus
03/25/1992EP0476527A1 Liquid crystal cell comprising a plate provided with a thermo-sensitive alignment layer
03/25/1992EP0476420A1 Quasi-phase matching optical waveguide
03/25/1992EP0476347A2 Method of making an optical waveguide for optical frequency multiplication
03/25/1992EP0476338A2 Polyviologen modified electrode and use thereof
03/25/1992EP0476330A1 Method of manufacturing laminated transparent substrate having birefringence
03/25/1992EP0476104A1 Nematic liquid crystal mixtures and a matrix liquid crystal display.
03/25/1992EP0457846A4 Microchip laser
03/25/1992EP0313604B1 Electro-optical liquid crystal display element
03/25/1992CA2051969A1 Crossed-linked epoxy resins with non-linear optical properties
03/25/1992CA2051968A1 Cross-linked epoxy resins with non-linear optical properties
03/25/1992CA2051967A1 Cross-linked epoxy resins with non-linear optical properties
03/24/1992US5099489 Apparatus comprising a quantum well device
03/24/1992US5099403 Louvers added to lcd backlight assembly for ventilation
03/24/1992US5099357 Optical sensor
03/24/1992US5099356 Electrochromic device with an electrolyte comprising a lithium salt and a sodium salt
03/24/1992US5099355 Optical element having heat control means
03/24/1992US5099350 Method and device for the optical filtering and photodetection of intensity-modulated optical signals
03/24/1992US5099345 Colored liquid-crystal display device having supertwisted nematic liquid crystal and color filters
03/24/1992US5099344 Ferroelectric liquid crystal device
03/24/1992US5099343 Edge-illuminated liquid crystal display devices
03/24/1992US5099229 Indication display unit for a vehicle
03/24/1992US5099147 Raman converter with variable wavelength distribution
03/24/1992US5098978 Information storage device containing organopolysiloxanes with chromophoric groups
03/24/1992US5098975 Poly(meth)acrylate derivative crosslinked polymer films
03/24/1992US5098804 Photohardening, exposure to form holographic gratings and lamination
03/24/1992US5098460 Vaporization, optical filters
03/24/1992US5098179 LCD assembly with easily installed filter
03/24/1992CA1297672C Display for contrast enhancement
03/19/1992WO1992005466A1 Optical amplifier
03/19/1992WO1992004710A1 Co-ordinate addressing of liquid crystal cells
03/19/1992WO1992004709A1 Co-ordinate addressing of liquid crystal cells
03/19/1992WO1992004708A1 Co-ordinate addressing of liquid crystal cells
03/19/1992WO1992004656A1 Optical pulse and method and apparatus for processing an optical pulse
03/19/1992WO1992004654A1 Color filter, method of producing the same, color liquid crystal panel and method of driving the same
03/19/1992WO1992004522A1 Light transmitting arrangement
03/19/1992WO1992004421A1 Liquid-crystal mixture
03/19/1992WO1992004400A1 Plastic optical member having light diffusing layer on surface, and light quantity control member
03/19/1992WO1991017473A3 Multichannel integrated optics modulator for laser printer
03/19/1992CA2042255A1 Large signal three-level superfluorescent fiber sources
03/18/1992EP0475847A1 Electrochromic window
03/18/1992EP0475796A1 Image projection system using two orthogonal light polarization components
03/18/1992EP0475770A2 Method for driving an electro-optical device
03/18/1992EP0475747A2 A liquid crystal display device
03/18/1992EP0475612A2 Mos light valve with nematic liquid crystal operating in the surface mode
03/18/1992EP0475519A1 Interconnection structure
03/18/1992EP0475444A1 Use of 4-fluoro-pyrimidine derivatives as components for ferroelectric liquid crystal mixtures
03/18/1992EP0475402A2 Liquid crystal apparatus
03/18/1992EP0475401A2 Optical modulation element
03/18/1992EP0475376A2 Apparatus and method for linearizing the operation of an external optical modulator
03/18/1992EP0475281A2 Dual cavity LCD
03/18/1992EP0475273A1 Halogenated alcenyl compounds
03/18/1992EP0475254A1 Chlorophenyl-alkoxyalkyl-compounds
03/18/1992EP0475249A2 Method for driving liquid crystal light valve of light writing type
03/18/1992EP0475117A2 Liquid crystal device and process for producing the same
03/18/1992EP0474862A1 Passive protection of optically sensitive materials with transition-metal organometallic cluster compounds
03/18/1992EP0474823A1 Liquid crystalline medium
03/18/1992EP0474766A1 Liquid crystal display mounting structure
03/18/1992EP0474736A1 High speed optical protection using smectic liquid crystal