ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,158, issued on July 1.
"Commercial vehicle equipment signal system" was invented by Jimmie L. Ewing (Aurora, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for warning drivers of the movements semi-tractor and trailer vehicles of the semi-tractor's intended course, and warning drivers of other vehicles around the semi-tractor of the course and intended movement of the semi-tractor. An example includes a closed circuit video display system including cameras mounted at the front corners of the semi-tractor, cameras mounted at the rear of the trailer, and cameras mounted from a central area of the semi-tractor trailer. The system also use...