ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,747, issued on Sept. 23, was assigned to Leveltron LLC (White Pigeon, Mich.).

"Attachable leveling system with supporting bracket" was invented by Johnnie Eugene Lehman (Osceola, Ind.), Gary Anthony Lehman (Vicksburg, Mich.) and Robert Daniel Slack (White Pigeon, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle leveling system includes a jack adapted to be mounted to a vehicle frame without modifying the vehicle frame. In a particular embodiment, the jack includes a first bracket adapted to urge against the bottom and side surfaces of a member of the frame and configured to be fastened to a member of the frame through a manufacturer-p...