ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,560, issued on May 5, was assigned to EQUINOX INNOVATIVE SYSTEMS Inc. (Columbia, Md.).

"Unmanned aerial vehicle tethered with optical fiber" was invented by Randal Morser (Columbia, Md.), Cordell Reid (Baltimore) and Alexander Mazzotta (Dunkirk, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The unmanned aerial vehicle (UAV) tethered with an optical fiber is an unmanned aerial vehicle, drone or the like carrying an optical device which is tethered to an external light source. The light source may be a ground-based laser. The optical device is connected to, and optically coupled with, the light source by a tether including at least one optical fibe...