ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,131, issued on July 29, was assigned to VOLVO PENTA Corp. (Gothenburg, Sweden).
"Hull unit with a hydrofoil system and marine vessel" was invented by Bjorn Wessman (Torslanda, Sweden) and Broden Fredrik (Torslanda, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "An auxiliary hull unit detachably mounted to a transom on a marine vessel, wherein the hull unit is mounted at least partially below the water line of the vessel and arranged to extend rearwards parallel to the rearward extension of hull sections adjacent to the hull unit. The hull unit comprises a rear hydrofoil system for the marine vessel; the rear hydrofoil system comprising at lea...