| 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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| 02/11/1981 | EP0023741A1 Electrophoretic image display device |
| 02/10/1981 | US4250503 Apparatus for displaying waveforms on a matrix display |
| 02/10/1981 | US4250474 Continuous beam steering acoustic wave transducer |
| 02/10/1981 | US4250465 Radiation beam deflection system |
| 02/10/1981 | US4249801 Liquid crystal display device |
| 02/10/1981 | US4249800 Display device |
| 02/10/1981 | US4249796 Projection display device |
| 02/10/1981 | CA1095614A1 Acoustooptic material |
| 02/05/1981 | WO1981000308A1 Solid state electrochromic display |
| 02/04/1981 | EP0023447A1 Liquid crystal display device and subscriber set comprising such a device |
| 02/04/1981 | EP0023421A1 Liquid crystal display device |
| 02/04/1981 | EP0023281A1 Display device |
| 02/04/1981 | EP0023279A1 Phosphorescent passive display devices |
| 02/04/1981 | EP0023226A1 Method of sealing plastic liquid crystal display panel |
| 02/03/1981 | US4248503 Electrochromic display device |
| 02/03/1981 | US4248502 Electro-optical liquid crystal display device |
| 01/28/1981 | EP0023180A1 Interferometric device for electric current measurement using fibre optics |
| 01/28/1981 | EP0023048A1 Optical switch |
| 01/28/1981 | EP0022934A1 Electrooptical display device, especially liquid crystal display |
| 01/28/1981 | EP0022800A1 Light modulation device and its use for testing parts |
| 01/27/1981 | US4247855 Segmented bargraph display by an electrochromic display device |
| 01/27/1981 | US4247852 Monitoring system for indicators utilizing individually energizable segments |
| 01/27/1981 | US4247799 Cationic dyes absorbing different wavelengths |
| 01/27/1981 | US4247175 Light valve containing improved light valve suspension |
| 01/27/1981 | US4247174 Liquid crystal cell |
| 01/27/1981 | US4247166 Single plate birefringent optical filter |
| 01/27/1981 | US4247034 Method of indirectly connecting two parts |
| 01/27/1981 | CA1094671A1 Visual image display device |
| 01/21/1981 | EP0022618A2 Photographic or photolithographic article and method of forming a photoresist |
| 01/20/1981 | US4246595 Electronics circuit device and method of making the same |
| 01/20/1981 | US4246579 Electrochromic display switching and holding arrangement |
| 01/20/1981 | US4246549 Magneto-optical phase-modulating devices |
| 01/20/1981 | US4245883 Electrochromic optical device |
| 01/14/1981 | EP0022322A1 Liquid crystal display device |
| 01/14/1981 | EP0022311A1 Multilayer liquid crystal device |
| 01/14/1981 | EP0022279A1 Method of manufacturing an optically transparent and electroconductive thin-film pattern |
| 01/14/1981 | EP0022217A2 Liquid crystal display device |
| 01/14/1981 | EP0022198A1 Arrangement for increasing the brightness of passive display devices |
| 01/14/1981 | EP0022183A2 Derivatives of cyclohexylbiphenyl, process for their preparation, dielectrics containing them, and electron optical indicating elements |
| 01/13/1981 | US4245168 Integratable driver for liquid crystal displays and the like |
| 01/13/1981 | US4244636 Display device for the representation of bright images on a dark background and a process for operation of the device |
| 01/13/1981 | US4244635 Go board using liquid crystal display or electrochromic display |
| 01/07/1981 | EP0022093A1 Method and apparatus for generating coherent electromagnetic radiation, particularly in the far ultraviolet and the X-ray region |
| 01/07/1981 | EP0021992A1 Control electrodes system for a seven digits indicator |
| 01/07/1981 | EP0021967A1 Electro-optic device with electric birefringence comprising a polarized polymer |
| 01/07/1981 | EP0021945A1 Monomode fibre-optic hydrophone functioning by the elasto-optic effect |
| 01/07/1981 | EP0021754A1 Electro-optic modulator and use of the same |
| 01/07/1981 | EP0021695A2 Novel nonlinear optical materials and processes employing diacetylenes |
| 01/07/1981 | EP0021436A1 Display apparatus |
| 01/07/1981 | EP0021336A1 Optical display devices |
| 01/07/1981 | EP0021308A1 Arrangement for intensifying the brightness of passive display devices |
| 01/07/1981 | EP0020974A1 Electrochromic printing ink dissolved in water and method for printing with this printing ink |
| 01/07/1981 | EP0020960A1 Liquid-crystal display device and method of making the same |
| 01/07/1981 | EP0020930A1 An acousto-optically modulated scanning system |
| 01/07/1981 | EP0020918A1 Reflector for different lighting angles |
| 01/07/1981 | EP0020468A1 Optoelectric cell |
| 01/07/1981 | EP0020442A1 Writing board |
| 01/07/1981 | EP0020348A1 Segmented image reconstruction employing distributed optics |
| 01/06/1981 | US4244005 Method and apparatus for avoiding or minimizing unwanted line-structures in the electronic reproduction of images |
| 01/06/1981 | US4243455 Method of forming electrode connector for liquid crystal display device |
| 01/06/1981 | US4243303 Display device for electronic timepieces |
| 01/06/1981 | US4243302 Optical display device |
| 01/06/1981 | US4243300 Large aperture phased element modulator/antenna |
| 01/06/1981 | US4243295 Polarization-independent optical directional coupler switch/modulator |
| 01/06/1981 | CA1093218A1 Epitaxial growth of dissimilar materials |
| 12/30/1980 | US4242681 Driving system for display |
| 12/30/1980 | US4242679 Liquid crystal display mechanism |
| 12/30/1980 | US4242388 Sealing cement useful for producing liquid crystal display cells |
| 12/30/1980 | US4241984 Simplified field effect, twisted nematic liquid crystal display construction |
| 12/30/1980 | CA1092638A1 Direct current bias fields for magnetic printing |
| 12/23/1980 | US4241344 Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device |
| 12/23/1980 | US4241339 Multi-colored display device |
| 12/23/1980 | US4240717 Silver species; iodide, bromide or chloride; quaternary ammonium halide; good contrast |
| 12/23/1980 | US4240716 Electrodeposition display device |
| 12/23/1980 | US4240714 Extended life electrochromic display cell |
| 12/23/1980 | US4240713 Electrode barrier layer for hydrogen-colored electrochromic displays |
| 12/23/1980 | US4240712 Thermo-optique smectic liquid-crystal storage display |
| 12/23/1980 | US4240711 Display device comprising a liquid crystal cell with light valves |
| 12/23/1980 | US4240710 Holding plate for a twisted nematic alignment field effect mode (TNFEM) liquid crystal display |
| 12/23/1980 | US4240709 Multiple layer protective glass, particularly a protective glass for a welding shield |
| 12/23/1980 | US4240696 Multilayer electro-optically tunable filter |
| 12/23/1980 | US4240693 Electro-optical device based on electroplating action |
| 12/23/1980 | CA1091891A1 Process for producing titanium carbide |
| 12/16/1980 | US4240048 Nonlinear optical device |
| 12/16/1980 | US4239995 Metal vapor Raman frequency shifter |
| 12/16/1980 | US4239385 Photographic copying machine with means for varying exposure across the surface of the original copied |
| 12/16/1980 | US4239350 Electrochromic display device |
| 12/16/1980 | US4239349 Arrangement for a polychrome display |
| 12/16/1980 | US4239348 High resolution AC silicon MOS light-valve substrate |
| 12/16/1980 | US4239347 Semiconductor light valve having improved counterelectrode structure |
| 12/16/1980 | US4239346 Compact liquid crystal display system |
| 12/16/1980 | US4239345 Bistable liquid crystal twist cell |
| 12/16/1980 | US4239338 High infrared transmittance and good bleaching sensitivity |
| 12/16/1980 | US4239337 Magneto-optic modulator using dielectric mirrors |
| 12/16/1980 | US4239329 Optical nonreciprocal device |
| 12/16/1980 | CA1091795A2 Optical phase modulation instruments |
| 12/10/1980 | EP0020216A1 Digitally controlled optical intensity modulator in integrated optics and digital-analog converter comprising such a modulator |
| 12/10/1980 | EP0020027A1 Apparatus for displaying two waveforms |
| 12/10/1980 | EP0019976A1 Display device |
| 12/10/1980 | EP0019919A2 Electrochemical display device |