ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,274, issued on Feb. 17, was assigned to American Honda Motor Co. Inc. (Torrance, Calif.).

"Fuel level control system and method" was invented by Timothy J. Doyle (Stokesdale, N.C.), William E. Gorgen (Naples, Fla.) and Paul R. Woodcock (Phoenix).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel level control system and method for an aircraft to passively manage fuel center of gravity during consumption includes an upper tank, a lower tank disposed below the upper tank, a fuel transfer line connecting the tanks, an upper fuel transfer line outlet in the lower tank and a lower fuel transfer line outlet in the lower tank. The outlet outlets are in f...