ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,140, issued on May 20, was assigned to THE BOEING COMPANY (Arlington, Va.).

"Methods and devices of detecting frictional interference of a mechanical component within a vehicle" was invented by John William Harle (Los Angeles) and Michael James Bunting II (Long Beach, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and devices for detecting frictional interference of one or more mechanical components within a vehicle that are driven by an electric motor. The testing includes: determining that an amount of current drawn by the electric motor while driving the one or more mechanical components is above a predetermined threshold; detectin...