ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,670, issued on June 24, was assigned to Assa Abloy Entrance Systems AB (Landskrona, Sweden).

"Overhead door operator system" was invented by Magnus Abrahamsson (Loddekopinge, Sweden) and Anton Hansson (Kivik, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to an overhead door operator system and to a method for controlling such a system. The overhead door operator system opens and closes an opening. The system includes a first frame section (4) at a first side (7) of the opening (2) and a second frame section (6) at a second side (5) of the opening (2). A door (8) is movably connected to the door frame (3). A drive unit ...