ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,581, issued on Oct. 6, was assigned to FCA US LLC (Auburn Hills, Mich.).
"Length sensing tether bar system for self propelled trailer systems" was invented by Travis D Bechtel (Goodrich, Mich.) and Mark E Stout II (Auburn Hills, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tow bar system for an independently steered and powered trailer vehicle includes a length sensing hitch having a first end configured to removably couple to a hitch of a lead vehicle, and an opposite second end configured to removably couple to a hitch of the trailer vehicle. A free sliding bar is disposed between the first and second ends and configured to allow extensio...