ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,940, issued on Sept. 23, was assigned to Regent Craft Inc. (North Kingstown, R.I.).
"Hybrid propulsion for airborne craft" was invented by Cory Asher Kays (Ft. Thomas, Ky.), Daniel Cottrell (Centreville, Va.), William Thalheimer (Cranston, R.I.), Michael Klinker (East Greenwich, R.I.) and Brett C. Peters (Warwick, R.I.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A craft comprises at least one hull, a main wing coupled to the hull and configured to facilitate airborne operations of the craft, a plurality of propellers that include one or more electric motor propellers and one or more combustion motor propellers arranged along each of a port side ...