ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,695, issued on Feb. 18, was assigned to Energy and Environmental Research Center Foundation (Grand Forks, N.D.).

"Detection of buried pipelines and spills" was invented by Cesar Barajas-Olalde (Grand Forks, N.D.), Saurabh Ajit Chimote (Grand Forks, N.D.), Jordan Michael Krueger (Grand Forks, N.D.) and Donald C. Adams III (Grand Forks, N.D.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and computer programs are presented for detecting buried pipelines and spills. One method includes operations for programming a drone to fly over a geographical area, and for capturing, during a flight of the drone, geophysical data with geophysical ...