ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,543, issued on May 5, was assigned to Pipistrel d.o.o. (Ajdovscina, Slovenia).

"Wing cooling system for fuel cell" was invented by Gregor Tavcar (Ljubljana, Slovenia) and Blaz Mocan (Ljubljana, Slovenia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aircraft, including a wing having an exterior with an exterior surface, a first power supply structure disposed in the wing, an electric motor electrically connected to the first power supply structure, a first heat exchanger disposed in the wing, where the first heat exchanger is disposed adjacent to, and in thermal contact with, at least a portion of the exterior of the wing, where the first heat exch...