ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,749, issued on July 7, was assigned to University of South Carolina (Columbia, S.C.).

"Spectroscopy combining base stations and unmanned aerial vehicles" was invented by Michael L. Myrick (Columbia, S.C.), Nikolaos Vitzilaios (Lexington, S.C.), Michael Hodgson (Columbia, S.C.) and Bruce A. Davis (Oxford, Miss.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A spectroscopy system including a base station having a reflecting telescope and a laser light source coupled to the telescope, the laser providing an outgoing light signal; at least one Unmanned Aerial Vehicle containing a mobile retroreflector configured to receive the light signal from the laser...