| 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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| 05/24/1977 | US4025157 Gradient index miniature coupling lens |
| 05/24/1977 | US4024626 Method of making integrated transistor matrix for flat panel liquid crystal display |
| 05/17/1977 | US4024513 Optical system for the storage of selectively erasable binary data arranged in the form of holographically recorded pages |
| 05/17/1977 | US4023890 Electro-transmissive display device |
| 05/17/1977 | US4023259 Method of making liquid crystal display device having extended service life |
| 05/10/1977 | US4023088 Radiation-to-a.c. converter |
| 05/10/1977 | US4022934 Means for inducing perpendicular alignment of a nematic liquid crystal on a coated substrate |
| 05/10/1977 | US4021945 Liquid crystal device with louver means located behind the liquid crystal device |
| 05/10/1977 | US4021935 Flight training hood |
| 05/03/1977 | US4021846 Liquid crystal stereoscopic viewer |
| 05/03/1977 | US4021834 Gallium aluminum arsenide |
| 05/03/1977 | US4021798 Liquid crystal display panel and method for driving the same |
| 05/03/1977 | US4021100 Electrochromic device having an electrolyte contained in a solid porous insulating layer |
| 04/26/1977 | US4019915 Method of producing optically transparent ceramics |
| 04/26/1977 | US4019818 Interferometric technique for determining ultrasonic wave intensity |
| 04/26/1977 | US4019809 Electrochromic display device |
| 04/26/1977 | US4019808 Arrangement for a polychrome display |
| 04/26/1977 | US4019807 Reflective liquid crystal light valve with hybrid field effect mode |
| 04/19/1977 | US4019178 CMOS drive system for liquid crystal display units |
| 04/19/1977 | US4019159 Optical frequency doubler using electro-optic crystal with improved feedback control of crystal phase match |
| 04/19/1977 | US4019155 Acousto-optic modulated laser |
| 04/19/1977 | US4018509 Optical data processing system with reflective liquid crystal light valve |
| 04/19/1977 | US4018508 Electrochromic device and medium therefor |
| 04/19/1977 | US4018507 Liquid crystal device, composition therefor, and method for preparing the composition |
| 04/12/1977 | US4017157 Apparatus for the digital display or recording of data |
| 04/12/1977 | US4017156 Electro-optical display device |
| 04/12/1977 | US4017155 Liquid crystal display device |
| 04/05/1977 | US4016556 Optically encoded acoustic to digital transducer |
| 04/05/1977 | US4016540 Apparatus and method for providing interactive audio communication |
| 04/05/1977 | US4016427 Apparatus for producing efficient second harmonic generation and frequency mixing |
| 03/29/1977 | US4014811 P-alkylphenyl-p*-cyanobenzoates |
| 03/22/1977 | US4013993 Elevator system |
| 03/22/1977 | US4013466 Method of preparing a circuit utilizing a liquid crystal artwork master |
| 03/22/1977 | US4013344 Display device |
| 03/22/1977 | US4013343 Electro-optical display arrangement with storage effect using a solid electrolyte |
| 03/22/1977 | US4013000 Optical crossbar switching network |
| 03/22/1977 | US4012831 Electrochromic display element and process |
| 03/15/1977 | US4012699 Amplifying characteristics of a cavity-enclosed nonlinear medium |
| 03/15/1977 | US4012122 Liquid crystalline platen for an electrophotographic printing machine |
| 03/15/1977 | US4012121 Texture transformations in optically negative liquid crystals |
| 03/15/1977 | US4012120 Guided wave acousto-optic device |
| 03/15/1977 | US4012119 Direct current liquid crystal display with highly reflecting dielectric mirror |
| 03/15/1977 | US4012118 Texture transformations in optically negative liquid crystals |
| 03/15/1977 | US4012117 Liquid crystal module |
| 03/15/1977 | US4012113 Adjustable optical switch or modulator |
| 03/08/1977 | US4011543 Low crosstalk optical switch |
| 03/08/1977 | US4011462 Pulsed infrared difference frequency generation in CdGeAs2 |
| 03/08/1977 | US4011046 Liquid crystal quantitative analysis method for optically active compounds |
| 03/08/1977 | US4011013 Multifrequency excitation of gas rotational spectra |
| 03/08/1977 | US4011008 P,p1-substituted-alpha-cyano-trans-stilbenes |
| 03/08/1977 | US4011002 Electronic device for detecting the energized state of a liquid crystal display cell |
| 03/08/1977 | US4011001 Liquid crystal device |
| 03/08/1977 | US4010632 Piezooptical measuring transducer |
| 03/01/1977 | US4009938 Liquid crystal display device |
| 03/01/1977 | US4009937 Multiplex addressing of colloidal light valves |
| 03/01/1977 | US4009936 Electrochromic display device free of liquid components |
| 03/01/1977 | US4009935 Electrochromic device having a dopant therein to improve its color center absorption characteristics |
| 03/01/1977 | US4009934 Electro-optic display devices and methods |
| 02/22/1977 | US4008966 Method and apparatus for beam sampling by acoustic pulses |
| 02/22/1977 | US4008950 Electrochromic display cell structure |
| 02/22/1977 | US4008947 Electro-optical switch and modulator |
| 02/15/1977 | US4008444 Feedback control of a laser output |
| 02/08/1977 | US4007077 Liquid crystal cells |
| 02/08/1977 | US4006969 Electro-chromic display device |
| 02/08/1977 | US4006968 Liquid crystal dot color display |
| 02/08/1977 | US4006967 Directing optical beam |
| 02/08/1977 | US4006966 Electro-optical devices |
| 02/08/1977 | US4006963 Controllable, electro-optical grating coupler |
| 02/08/1977 | US4006585 Electronic timepiece with electrochromic display element |
| 02/01/1977 | US4006363 Gaseous infrared waveguide mixer |
| 02/01/1977 | US4005929 Reflective imaging member |
| 02/01/1977 | US4005928 Nematic liquid crystal displays for low voltage direct current operation |
| 02/01/1977 | US4005927 Broad bandwidth optical modulator and switch |
| 01/25/1977 | US4005403 Information storage and frequency converter for liquid crystal display |
| 01/25/1977 | US4005275 Wideband analog photorecording apparatus and method |
| 01/25/1977 | US4004849 Two polymer solution |
| 01/25/1977 | US4004848 Liquid crystal display device |
| 01/25/1977 | US4004847 Light optic data handling system |
| 01/18/1977 | US4003633 Color display device |
| 01/18/1977 | US4003632 Tantalum oxide |
| 01/18/1977 | US4003629 Coupling device for light waves |
| 01/11/1977 | US4003081 Display systems with controlled color filtering |
| 01/11/1977 | US4002902 Optical image converting relay having an electro-optical element and a photoconductive element |
| 01/11/1977 | US4002670 Nematic compounds and mixtures |
| 01/11/1977 | US4002404 Imaging system with latent alignment image |
| 01/04/1977 | US4001809 Display device including circuits for driving loads such as electrophoretic displays |
| 01/04/1977 | US4001808 Electronic device for monitoring power consumption of an electro-optical display |
| 01/04/1977 | US4001577 Method and apparatus for acousto-optical interactions |
| 01/04/1977 | US4000939 Light optic data handling systems |
| 01/04/1977 | US4000937 Planar waveguide electrooptic prism deflector |
| 12/28/1976 | US4000493 Acoustooptic scanner apparatus and method |
| 12/28/1976 | US3999839 Optical pulse compressors employing modulations affecting the two-photon dispersion of an atomic gaseous medium |
| 12/28/1976 | US3999838 Beam addressed liquid crystal cells |
| 12/21/1976 | US3999144 Process for eliminating small-scale intensity fluctuations of laser beams |
| 12/21/1976 | US3998526 Liquid crystal display device |
| 12/21/1976 | US3998525 Edge lighted electrochromic displays |
| 12/21/1976 | US3998523 Electro-optic ceramic material |
| 12/21/1976 | US3998521 Linear data input transducer |
| 12/21/1976 | US3998513 Multi-contact interconnectors |
| 12/14/1976 | US3997854 Passive Q-switch cell |