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)
05/1994
05/31/1994US5316893 Method of producing electronic switching element
05/31/1994US5316806 Liquid crystal polymers
05/31/1994US5316805 Liquid crystal device
05/31/1994US5316694 Antiferroelectric liquid crystal composition
05/31/1994US5316513 Electrothermal color-varying device and toy utilizing the same
05/31/1994CA2050393C Dual cavity lcd
05/26/1994WO1994011779A2 Liquid crystal device
05/26/1994WO1994011778A1 Stand-alone photovoltaic (pv) powered electrochromic window
05/26/1994WO1994011777A1 Electrochromic-photovoltaic film for light-sensitive control of optical transmittance
05/26/1994WO1994011776A1 Backlit display
05/26/1994WO1994011775A1 Liquid crystal element and its driving method, liquid crystal apparatus and illuminating apparatus
05/26/1994WO1994011772A1 Light modulating film of improved clarity for a light valve
05/26/1994WO1994011716A1 Optical spectrum analyzer and encoder using a modulated phase grating
05/26/1994DE4239169A1 Cyclobutan - Benzol - Derivate Cyclobutane - benzene - derivatives
05/26/1994CA2149124A1 Optical spectrum analyzer and encoder using a modulated phase grating
05/25/1994EP0598608A1 Direct-view display apparatus
05/25/1994EP0598595A1 Method and apparatus for displaying color images
05/25/1994EP0598472A1 Ultra-fine-particles-dispersed glassy material and method
05/25/1994EP0598394A2 Method and apparatus for manufacturing a liquid crystal display substrate, and apparatus and method for evaluating semiconductor crystals
05/25/1994EP0598354A1 Fluor substituted tolan derivatives and liquid crystals mixtures containing them
05/25/1994EP0598308A1 Differential comparator circuit
05/25/1994EP0598097A1 Displays
05/25/1994EP0598086A1 Electrooptical liquid crystal system.
05/25/1994EP0597853A1 Automatic light valves
05/25/1994EP0328668B1 Nonlinear optical material
05/25/1994CN1087206A Anti-reflecting film and displaying apparatus with same
05/24/1994US5315613 Laser diode pumped solid laser
05/24/1994US5315603 Backscatter absorption for laser diodes
05/24/1994US5315576 Optical pick-up device for optical disc player
05/24/1994US5315437 Protective device for selectively reflecting high-intensity light over a broad spectral bandwidth
05/24/1994US5315433 Optical wavelength converting apparatus
05/24/1994US5315432 Thin film of lithium niobate single crystal
05/24/1994US5315431 Optical isolator
05/24/1994US5315430 Strained layer Fabry-Perot device
05/24/1994US5315426 Optical transmitter
05/24/1994US5315422 Optical Mach-Zehnder type logic element which performs an XOR operation
05/24/1994US5315421 Rubbing apparatus including double refraction phase difference measuring means and manufacturing method for liquid crystal display device
05/24/1994US5315420 Optical writing type liquid crystal display device
05/24/1994US5315419 Method of producing a homogeneously aligned chiral smectic C liquid crystal having homeotropic alignment layers
05/24/1994US5315418 Two path liquid crystal light valve color display with light coupling lens array disposed along the red-green light path
05/24/1994US5315377 Three-dimensional image display using electrically generated parallax barrier stripes
05/24/1994US5315318 Image formation and erasure on and from scattering-mode light-modulation device
05/24/1994US5315315 Integrated circuit for driving display element
05/24/1994US5315312 Electrophoretic display panel with tapered grid insulators and associated methods
05/24/1994US5315129 Alternating layers of two crystalline planar organic aromatic semiconductors selected from porphyrins and polyacenes; multiple quantum well light modulators
05/24/1994US5315101 Method of manufacturing a large area active matrix array
05/24/1994US5315099 Glare shielding device and process for operating same
05/24/1994US5314997 Optically active azo compound, producing method thereof, and liquid crystal composition containing said compound
05/24/1994US5314939 Amorphous copolymers for photorefractive compounds used in optical signal processing
05/24/1994US5314831 Method of and apparatus for evaluating crystal rate in silicon thin film
05/24/1994US5314771 Method of manufacturing color-filter-fitted board for liquid crystal display
05/24/1994US5314769 Method for producing color filter
05/24/1994CA2021281C Unit for amplifying light signals in optical fiber transmission lines
05/24/1994CA1329823C Switch incorporating ncap liquid crystal
05/19/1994DE4339395A1 Optically anisotropic sheet improving viewing angle of liq. crystal display element
05/19/1994DE4338454A1 Colour filter mfr. for liq. crystal display with plane surface layer - building-up black matrix height to level of surfaces of interspersed red, green and blue colour elements
05/18/1994EP0597828A2 Video signal field for discriminating device, e.g. for a liquid crystal display
05/18/1994EP0597737A1 Quantum well electromagnetic wave modulator
05/18/1994EP0597629A1 Display
05/18/1994EP0597536A2 Active matrix display devices
05/18/1994EP0597504A1 Liquid crystal projector
05/18/1994EP0597472A1 Optical switch
05/18/1994EP0597436A1 Spontaneous emission source having high spectral density at a desired wavelength
05/18/1994EP0597432A1 Plasma addressed liquid crystal display device
05/18/1994EP0597277A1 Process for the preparation of polymers having NLO-active side groups and the use thereof
05/18/1994EP0597261A1 An illumination device and a liquid crystal display device
05/18/1994EP0597234A1 Novel copolymer, method for production thereof, and coloring-discoloring material using the polymer
05/18/1994EP0597103A1 Apparatus for neutralizing charged body
05/18/1994EP0596898A1 Separate confinement electroabsorption modulator
05/18/1994EP0437596B1 Scanner
05/18/1994EP0408632B1 Arrangement for a transparent covering element with an electro-chromatic layer
05/18/1994CN1086908A Polymer dispersed liquid crystal display device and method of manufacturing the same
05/18/1994CN1086790A Liquid crystal unit and manufacture of same
05/18/1994CN1024612C Active fiber optical amplifier having wide band signal wavelength
05/18/1994CN1024543C Process for bicyclohexyl-3,4,3,4-tetra-formic acid
05/17/1994US5313562 Optical device with electrodes end-to-end with electric field causing homeotropic alignment of liquid crystal in space between ends
05/17/1994US5313543 Second-harmonic generation device and method of producing the same and second-harmonic generation apparatus and method of producing the same
05/17/1994US5313535 Optical path length modulator
05/17/1994US5313479 Speckle-free display system using coherent light
05/17/1994US5313413 Apparatus and method for preventing I/O bandwidth limitations in fast fourier transform processors
05/17/1994US5313322 Method of producing liquid crystal display device including degassing substrates before forming electrode, sealing, or injecting liquid crystal
05/17/1994US5313321 Optically switching ferroelectric liquid crystal light valve having a pre-tilt angle of 60 to 80 degrees
05/17/1994US5313320 Method for aligning side-group liquid-crystalline polymers
05/17/1994US5313319 Active array static protection devices
05/17/1994US5313318 Internal frame for a liquid crystal display not extending to the upper surface thereof, light guide and circuitry assembly
05/17/1994US5313293 Dot-matrix type display device
05/17/1994US5313288 Recording medium and recording/reproduction apparatus thereof
05/17/1994US5313225 Liquid crystal display device
05/17/1994US5313223 Channel arrangement for plasma addressing structure
05/17/1994US5313222 Select driver circuit for an LCD display
05/17/1994US5313196 Method and apparatus for driving a display device
05/17/1994US5312930 Fluorinated sulfones/ketones for nonlinear optics
05/17/1994US5312779 Color spatial light modulator and method of manufacture
05/17/1994US5312703 Reversible or irreversible production of an image
05/17/1994US5312643 Method of producing a transparent conductive film provided with supplementary metal lines
05/17/1994US5312569 Method for marring fiber optic substrates
05/17/1994US5312565 Electromagnetic radiation
05/17/1994US5312564 Halogen-containing, optically active liquid crystal compound and liquid crystal composition containing same
05/13/1994CA2109464A1 Optical switch
05/11/1994WO1994010795A1 Polarization viewer