ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,121, issued on Sept. 30, was assigned to VOLVO PENTA Corp. (Gothenburg, Sweden).
"Marine propulsion unit and marine vessel" was invented by Lars-Gunnar Carlsson (Torslanda, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A marine propulsion unit includes a stern drive mounted to a transom. The stern drive comprises an upper unit enclosed in a stern drive housing and a lower unit enclosed in a gearbox housing; wherein the gearbox housing contains a gearbox arranged to drive at least one propeller. The propulsion unit further comprises at least two electric motors arranged in the stern drive housing, which electric motors are mounted with verti...