ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,704, issued on Nov. 3, was assigned to Vestas Wind Systems A/S (Aarhus N, Denmark).

"Wind turbine" was invented by Mohammed Fajar (Hinnerup, Denmark), Nils Martin (Horsens, Denmark), Robert Thomas Rudolf (Aarhus, Denmark), Christian Frier Hvejsel (Brabrand, Denmark) and Soren Steffensen (Brabrand, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pitch controlled wind turbine comprising a tower, a nacelle mounted on the tower, a hub mounted rotatably on the nacelle, and at least three wind turbine blades, wherein each wind turbine blade extends between a root end connected to the hub via a pitch mechanism, and a tip end; the wind turbine furth...