ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,720,937, issued on Aug. 25, was assigned to Commissariat a l'Energie Atomique et aux Energies Alternatives (Paris).

"Interactive display device and method for manufacturing such a device" was invented by Francois Templier (Grenoble Cedex 9, France), Fabrice Casset (Grenoble Cedex 9, France) and Josep Segura Puchades (Grenoble Cedex 9, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device including a transfer substrate including electric connection elements; and a plurality of elementary chips bonded and electrically connected to the transfer substrate, each elementary chip including at least one LED and an electronic circuit for controlling sai...