ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,404,839, issued on Sept. 2, was assigned to SIEMENS GAMESA RENEWABLE ENERGY A/S (Brande, Denmark).
"Wind turbine blade and wind turbine with a down conductor spar cap" was invented by Michael Nauheimer (Aalborg, Denmark) and Sri Markandeya Rajesh Ponnada (Boucherville, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wind turbine blade for a wind turbine is provided, the wind turbine blade having a tip portion and a root portion, and the wind turbine blade including a shell and a spar, the spar including two spar caps connected to one another by at least one spar web of the spar and extending in a longitudinal direction of the wind turbine blade,...