ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,194, issued on March 11, was assigned to D&J Aviation LLC (Apopka, Fla.).

"Aircraft usage tracking system and related methods" was invented by Justin Ash (Ocoee, Fla.) and David S. Carus (Gotha, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aircraft usage tracking system may include a wireless communications network at a given airport location, and an aircraft usage tracking device carried by an aircraft having at least one motor. The aircraft usage tracking device may include wireless communications circuitry and an aircraft operation controller coupled thereto. The aircraft operation controller may determine a motor start operation of th...