ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,548, issued on Oct. 7, was assigned to AeroVironment Inc. (Arlington, Va.).

"Methods of climb and glide operations of a high altitude long endurance aircraft" was invented by Derek Lisoski (Simi Valley, Calif.) and Bart Dean Hibbs (Simi Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, devices, and methods including: at least one unmanned aerial vehicle (UAV); at least one battery pack comprising at least one battery; and at least one motor of the at least one UAV, where the at least one battery is configured to transfer energy to the at least one motor; where power from the at least one motor is configured to ascend the at least...