ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,282, issued on March 25, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Approximating population density and post-incident scenario analysis" was invented by Doga Tav (Fredericton, Canada) and Matthias Seul (Pleasant Hill, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, a method, computer system, and computer program product for population density approximation is provided. The embodiment may include identifying a device as entering a preconfigured distance of a preconfigured area, whereby the preconfigured area is one of a plurality of preconfigured areas. The embodiment may also include g...