Inventor

HARENG MICHEL

FR43 patents

⚠️ This page may combine multiple inventors who share the name “HARENG MICHEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HARENG MICHEL

THOMSON CSF

Smectic liquid crystal color display screen

Device for optical switching by fluid displacement and a device for the composition of a line of points

Optical modulator

Electrodes for a device operating by electrically controlled fluid displacement

Erasable thermo-optic storage display of a transmitted color image

Electrooptical switching device

Display devices

Device for the modulation of the illuminating light of an electro-optic display screen

Electrically controlled optical switching device

Memory ferroelectric display addressed with AC and DC voltages

Large-screen visualization device

Optical apparatus for the reproduction of images using a liquid crystal cell

Liquid-crystal display device

Smectic liquid crystal display cell

Erasable thermo-optic storage display of a transmitted image

Data display device

System for the analysis and the recording of monochromic images

Thermoelectric display cell for recording images line by line

Display process using a thermo-optical effect with a memory in a thin disc-like liquid crystal layer and disc-like liquid crystals having such an effect

Process for the production of a substrate for an electrically controlled device and display screen produced from such a substrate

Liquid crystal display device associating two addressing modes

Electro-optical display device

Liquid crystal visual display unit and telephone terminal incorporating such a unit

Visual display device with memory and telephone exchange incorporating such a device

Telecopying process employing a cell having a smectic liquid crystal and a transmitter-receiver telecopier employing said process

Thermo-optic liquid-crystal device for real-time display of animated images

Liquid-crystal display method and information-processing apparatus applying this method

Process for controlling a matrix access display device

Liquid crystal display device

Electrooptical display screen and a method of fabrication of said screen

Screen of a display device using a mixed thermal and electrical effect

Electrically controlled display using a thick layer, non-linear element and its production process

Thermoelectric effect display device

Control device for a display screen and display screen controlled by this device

Mixture of disc-like liquid crystals, electro-optical device using such a mixture and process for orienting the molecules of the mixture

Electrically controlled display device

Smectic liquid crystal display device without a nematic phase

Thermoelectrically controlled electrochromatic visualization device

Thermo-optic liquid-crystal device for real-time display of animated images

Liquid crystal optical valve controlled by photoconducting effect

Optical pattern tracer

Liquid crystal mixture and its application to optical modulation

THOMSON BRANDT

Optical projection device and an optical reader incorporating this device