ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,801, issued on Aug. 5, was assigned to DriverTech LLC (Salt Lake City).
"Access devices for semi-trailers" was invented by Mark C Haslam (Bountiful, Utah) and James Robert Mullins (Centerville, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "A door access device for a semi-trailer includes: a lock device to control access to the semi-trailer and a controller for the lock device. The lock device includes a door lock at a door of the semi-trailer, the lock device to be electrically actuated to lock and unlock the door. The controller programmed to: determine that a semi-tractor has established an electrical connection with the semi-trailer; determi...