ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,459, issued on Sept. 9, was assigned to MOTOROLA SOLUTIONS INC. (Chicago).

"Method and system for unauthorized person alerting" was invented by Oliwia Strzelec (Warsaw, Poland), Wojciech Korzybski (Cracow, Poland), Piotr Dziedzic (Cracow, Poland) and Grzegorz Zych (Cracow, Poland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for unauthorized person alerting. The method includes activating at least one non-imaging sensor to capture non-imaging data. The non-imaging sensor monitors an area in respect of which a physical access control system restricts access. At least one processor is employed to generate a count of people presen...