ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,980, issued on March 17, was assigned to Regent Craft Inc. (North Kingstown, R.I.).

"Hydrofoil equipped seaglider takeoff" was invented by Michael Klinker (Hollis, Mass.), Daniel Cottrell (Centreville, Va.), William Bryan Baker (Cohasset, Mass.), Andrew Gregg (Roslindale, Mass.) and Andrew Levin (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A craft comprises a hull, a wing, a hydrofoil, and a control system. The wing is configured to generate upwards aero lift as air flows past the wing to facilitate wing-borne flight of the craft. The hydrofoil is configured to generate upwards hydrofoil lift during a first mode of operation as ...