| 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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| 09/23/1980 | US4224617 Liquid crystal display |
| 09/23/1980 | US4224615 Method of using a liquid crystal display device as a data input device |
| 09/23/1980 | US4224577 Multistaged stokes injected Raman capillary waveguide amplifier |
| 09/23/1980 | US4224557 Controlling unit for A.C. driving an electrostatic device |
| 09/23/1980 | US4224093 Method for producing liquid crystal display elements |
| 09/23/1980 | US4223977 Integrated optical demultiplexing circuit |
| 09/18/1980 | WO1980001959A1 Liquid crystal display cell and process for manufacturing thereof |
| 09/17/1980 | EP0015685A1 Acousto-optical modulator |
| 09/17/1980 | EP0015682A1 Raman tube |
| 09/17/1980 | EP0015474A1 Method of collecting light and device for putting such a method into use |
| 09/17/1980 | EP0015402A1 Electrochromic display device |
| 09/16/1980 | US4223308 LCDs (Liquid crystal displays) controlled by thin film diode switches |
| 09/16/1980 | US4222888 Liquid crystal materials containing a diphenylethane nucleus |
| 09/16/1980 | US4222887 Liquid crystal composition |
| 09/16/1980 | US4222668 Ferrimagnetic Faraday elements for ring lasers |
| 09/16/1980 | US4222641 Image or picture projecting system using electronically controlled slides |
| 09/16/1980 | US4222638 Array of optical gates |
| 09/16/1980 | US4222637 Electric optic switch |
| 09/16/1980 | US4222636 Liquid crystal mixture and its application to optical modulation |
| 09/16/1980 | US4222635 Method and apparatus for producing liquid crystal displays, and a liquid crystal display produced thereby |
| 09/16/1980 | CA1085949A1 Wave guide optical modulators |
| 09/16/1980 | CA1085945A1 Method for producing selected alignment in liquid crystal cells |
| 09/09/1980 | US4222011 Stokes injected Raman capillary waveguide amplifier |
| 09/09/1980 | US4221981 Device for frequency conversion of coherent light |
| 09/09/1980 | US4221960 Method for stabilizing a modulated light ray |
| 09/09/1980 | US4221472 Nonlinear optical apparatus using fabry-perot resonators |
| 09/09/1980 | US4221471 Liquid crystal memory device and method of utilizing same |
| 09/09/1980 | US4221463 Optical modulator with ringing suppression |
| 09/09/1980 | US4221460 Arrangement for transmitting polarized optical radiations |
| 09/09/1980 | CA1085525A1 Matrix addressed electrochromic display |
| 09/09/1980 | CA1085501A1 Methods and devices for utilizing amplifying and bistable characteristics of a cavity-enclosed nonlinear medium |
| 09/03/1980 | EP0015139A1 Electro-optical switching matrix |
| 09/03/1980 | EP0015129A1 Optical circulator |
| 09/03/1980 | EP0014840A1 Fluorphenyl-trans-cyclohexanes, process for their preparation, liquid crystalline dielectrics containing them and electrooptical displaying means |
| 09/02/1980 | US4220928 Adaptive correction of linear phase aberrations in laser amplifier systems |
| 09/02/1980 | US4220705 Coating a photosensitive resin onto a polarizing film, exposing, dissolving, coloring, removal of resin; repeating |
| 09/02/1980 | US4220514 Indium oxide doped with tin, tin oxide doped with antimony or cadmium |
| 09/02/1980 | US4220399 Near millimeter wavelength electromagnetic filter |
| 09/02/1980 | US4220395 Polarization converter and circuit elements for use in optical waveguides |
| 09/02/1980 | CA1085072A1 Electrically controlled liquid crystal display device for successive display of one information in the absence of control voltage, and others in the presence thereof |
| 09/02/1980 | CA1084726A1 Scanning spectrometer |
| 08/26/1980 | US4219809 Compensation scheme for electrochromic displays |
| 08/26/1980 | US4219255 Temperature compensated liquid crystal devices |
| 08/20/1980 | EP0014609A1 Large screen visualisation apparatus |
| 08/20/1980 | EP0014608A1 Electro-optical display device |
| 08/20/1980 | EP0014540A1 Liquid crystal colour displays |
| 08/19/1980 | US4218618 Apparatus for switching high voltage pulses with picosecond accuracy |
| 08/19/1980 | US4218302 Electrophoretic display devices |
| 08/19/1980 | US4218281 Manufacturing process for an electrooptic display device |
| 08/19/1980 | US4218120 Electrochromic light regulator |
| 08/19/1980 | CA1084151A1 Apparatus for producing tunable intense coherent radiation in the vicinity of 628 cm. su-1 xx |
| 08/12/1980 | US4217579 Method of driving electrochromic display means and electrochromic display means therefor |
| 08/12/1980 | US4217561 Beam scanning using radiation pattern distortion |
| 08/12/1980 | US4217373 Thermographic plate for measuring temperature distributions |
| 08/12/1980 | US4217160 Thin polarizer for an electro-optically activated cell and method for making same |
| 08/12/1980 | US4217036 Acoustic-optic coherent modulator and detection system |
| 08/12/1980 | US4217035 Liquid crystal display |
| 08/07/1980 | WO1980001613A1 Sealing agent for plastic liquid crystal display panel |
| 08/06/1980 | EP0014100A2 Analogue display |
| 08/06/1980 | EP0013875A1 Organic adhesive for making liquid crystal displays |
| 08/05/1980 | US4216109 Liquid crystal composition and method for making same |
| 08/05/1980 | US4215918 Electrochromic display device |
| 08/05/1980 | US4215917 Ion exchange-electrolyte layer for electrochromic devices |
| 08/05/1980 | CA1082971A1 X-ray system with electrophoretic imaging |
| 07/29/1980 | US4215324 Spatial encoding of a laser beam by means of a Stark cell modulator |
| 07/29/1980 | US4215010 Substituted 1,3,3-trimethylspiro(indoline-2,3'-(3h)-napth(2,1-b)(1,4)oxazine) |
| 07/29/1980 | US4214820 Electrochromic display having enhanced night viewability |
| 07/29/1980 | US4214819 Electro-optical modulator |
| 07/23/1980 | EP0013335A1 Arrangement for electrically connecting a multiplicity of contacts |
| 07/22/1980 | US4214157 Apparatus and method for correcting imperfection in a polygon used for laser scanning |
| 07/22/1980 | US4213810 Orientation layer for a liquid crystal display and method of manufacture |
| 07/22/1980 | US4213676 Liquid crystal display for reflection operation with a guest-host liquid crystal layer and method of making |
| 07/15/1980 | US4213158 Optical data recording system utilizing acoustic pulse imaging to minimize image blur |
| 07/15/1980 | US4212762 Liquid crystal materials having a formula containing a diphenylethane nucleus |
| 07/15/1980 | US4212518 Electrochromic cell |
| 07/15/1980 | US4212513 Pulse transformer technique for optical switch |
| 07/15/1980 | CA1081836A1 Amplitude modulation of light beam |
| 07/15/1980 | CA1081833A1 Illuminated electro-optical display apparatus |
| 07/15/1980 | CA1081447A1 High efficiency electrochromic display device |
| 07/09/1980 | EP0012952A1 Laser beam scanning system |
| 07/09/1980 | EP0012820A1 Liquid crystalline carboxylic acid esters, process for their preparation, dielectrics containing them and electro-optical display device |
| 07/09/1980 | EP0012814A1 Counter electrode arrangement of an electrochromic display device |
| 07/09/1980 | EP0012797A2 Method and apparatus for generation of coherent 16 micron radiation |
| 07/09/1980 | EP0012746A1 Telecopying process using a smectic liquid cristal cell and transceiver telecopier for application of said process. |
| 07/08/1980 | US4212048 Illuminator for reflective dichroic liquid crystal displays |
| 07/08/1980 | US4212011 Multimode liquid crystal display |
| 07/08/1980 | US4212010 Method for the operation of a display device having a bistable liquid crystal layer |
| 07/08/1980 | US4211616 Electrochromic printing system |
| 07/08/1980 | US4211475 Electro-optic display device using a vitreous solid ion-conductive material |
| 07/08/1980 | US4211474 Ultra-rapid electro-optical shutter |
| 07/08/1980 | US4211473 Liquid crystal display devices |
| 07/08/1980 | US4211467 Optically-controlled two-channel integrated optical switch |
| 07/08/1980 | CA1081350A1 Electrochromic display devices comprising substituted fluorene compounds |
| 07/01/1980 | US4210909 Complete bleaching of non-selected display electrodes in an electrochromic display drive |
| 07/01/1980 | US4210907 Uniform coloration control in an electrochromic display of the segmented type |
| 07/01/1980 | US4210390 Electrochromic composition and electrochromic display device using same |
| 07/01/1980 | CA1080786A1 Process for increasing the illumination level produced by a laser beam |
| 06/25/1980 | EP0012651A1 Liquid crystal display device |
| 06/25/1980 | EP0012479A1 Display device having a liquid crystal |
| 06/25/1980 | EP0012440A1 Methods of producing liquid crystal display cells |