Sky Windpower (Sky) is a California company that markets high altitude wind capture technology. Sky is the exclusive licensee of U.S. Patent No. 6,781,254 (’254 Patent), which is entitled “Windmill kite” and relates to a flying electric generator (FEG).
The FEG is essentially a kite with several rotors comprising aerofoil blades (their swept areas indicated by circles 5) attached