| Patent | Date |
|---|
Process for the production of a substrate for an electrically controlled device and display screen produced from such a substrate
Grant RE33,321 - Magarino , et al. September 4, 1 | 1990-09-04 |
Device for the modulation of the illuminating light of an electro-optic display screen
Grant 4,824,216 - Perbet , et al. April 25, 1 | 1989-04-25 |
Device for optical switching by fluid displacement and a device for the composition of a line of points
Grant 4,818,052 - Le Pesant , et al. April 4, 1 | 1989-04-04 |
Electrically controlled optical switching device
Grant 4,789,228 - Le Pesant , et al. December 6, 1 | 1988-12-06 |
Optical modulator
Grant 4,701,021 - Le Pesant , et al. October 20, 1 | 1987-10-20 |
Memory ferroelectric display addressed with AC and DC voltages
Grant 4,668,051 - Mourey , et al. May 26, 1 | 1987-05-26 |
Screen of a display device using a mixed thermal and electrical effect
Grant 4,598,978 - Mourey , et al. July 8, 1 | 1986-07-08 |
Smectic liquid crystal color display screen
Grant 4,593,978 - Mourey , et al. June 10, 1 | 1986-06-10 |
Electrodes for a device operating by electrically controlled fluid displacement
Grant 4,569,575 - Le Pesant , et al. February 11, 1 | 1986-02-11 |
Electrically controlled display using a thick layer, non-linear element and its production process
Grant 4,535,327 - Hareng , et al. August 13, 1 | 1985-08-13 |
Electrically controlled display device
Grant 4,525,709 - Hareng , et al. June 25, 1 | 1985-06-25 |
Thermoelectrically controlled electrochromatic visualization device
Grant 4,500,878 - Hareng , et al. February 19, 1 | 1985-02-19 |
Liquid crystal display device associating two addressing modes
Grant 4,499,458 - Le Berre , et al. February 12, 1 | 1985-02-12 |
Control device for a display screen and display screen controlled by this device
Grant 4,427,997 - Hareng , et al. January 24, 1 | 1984-01-24 |
Electro-optical display device
Grant 4,413,885 - Hareng , et al. November 8, 1 | 1983-11-08 |
Liquid crystal visual display unit and telephone terminal incorporating such a unit
Grant 4,390,244 - Hareng , et al. June 28, 1 | 1983-06-28 |
Large-screen visualization device
Grant 4,365,869 - Hareng , et al. December 28, 1 | 1982-12-28 |
Optical apparatus for the reproduction of images using a liquid crystal cell
Grant 4,334,734 - Hareng , et al. June 15, 1 | 1982-06-15 |
Thermo-optic liquid-crystal device for real-time display of animated images
Grant 4,334,735 - Hareng , et al. * June 15, 1 | 1982-06-15 |
Telecopying process employing a cell having a smectic liquid crystal and a transmitter-receiver telecopier employing said process
Grant 4,310,858 - Hareng , et al. January 12, 1 | 1982-01-12 |
System for the analysis and the recording of monochromic images
Grant 4,288,822 - Hareng , et al. September 8, 1 | 1981-09-08 |
Liquid-crystal display device
Grant 4,277,145 - Hareng , et al. July 7, 1 | 1981-07-07 |
Liquid crystal mixture and its application to optical modulation
Grant 4,222,636 - Assouline , et al. September 16, 1 | 1980-09-16 |
Thermoelectric display cell for recording images line by line
Grant 4,202,010 - Hareng , et al. May 6, 1 | 1980-05-06 |
Smectic liquid crystal display cell
Grant 4,196,974 - Hareng , et al. April 8, 1 | 1980-04-08 |
Liquid crystal display device
Grant 4,173,757 - Hareng , et al. November 6, 1 | 1979-11-06 |
Erasable thermo-optic storage display of a transmitted color image
Grant 4,150,396 - Hareng , et al. * April 17, 1 | 1979-04-17 |
Thermo-optic liquid-crystal device for real-time display of animated images
Grant 4,099,857 - Hareng , et al. July 11, 1 | 1978-07-11 |
Display devices
Grant 4,088,400 - Assouline , et al. May 9, 1 | 1978-05-09 |
Erasable thermo-optic storage display of a transmitted image
Grant 4,040,047 - Hareng , et al. August 2, 1 | 1977-08-02 |
Optical projection device and an optical reader incorporating this device
Grant 4,037,929 - Bricot , et al. July 26, 1 | 1977-07-26 |
Data display device
Grant 3,938,140 - Garcia , et al. February 10, 1 | 1976-02-10 |
Multiplexed liquid-crystal display device
Grant 3,878,537 - Roncillat , et al. April 15, 1 | 1975-04-15 |
Liquid Crystal Image Converter System Responsive To Ionizing Radiation
Grant 3,829,684 - Assouline , et al. August 13, 1 | 1974-08-13 |
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