ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,702, issued on Oct. 7, was assigned to Siemens Gamesa Renewable Energy A/S (Brande, Denmark).
"Wind turbine" was invented by Alejandro Cerda Varela (Copenhagen East, Denmark), Niels Karl Frydendal (Herning, Denmark), Kim Thomsen (Skorping, Denmark) and Morten Thorhauge (Ry, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wind turbine includes a nacelle with a main bearing tilted with its rotation axis towards the horizontal axis and including an inner and outer ring, wherein the main bearing is a slide bearing and the inner ring is stationary while the outer ring rotates, with the main bearing being lubricated, and with the outer ring includ...