ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,920, issued on March 18, was assigned to RATIER-FIGEAC SAS (Figeac, France).
"Device for assisting door opening" was invented by Cedric Meilhan (Fourmagnac, France) and Bertrand Prouzet (Figeac, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for assisting the opening and closing of a door in a structure. The device may comprise: a door shaft configured to rotate about a longitudinal axis thereof in both a first direction and in a second opposite direction, and configured to be mounted to the structure to form a hinge about which the door may rotate in the both the first and second directions relative to the structure; a first actuat...