ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,432, issued on March 24, was assigned to Boon Edam Inc. (Lillington, N.C.).
"Separation systems, tailgating and piggybacking detection devices, and related computer program products for controlling access to a restricted area and related methods" was invented by Kurt J. Measom (Lillington, N.C.) and Bradley S. Whaley (Lillington, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Separation systems, anti-piggybacking devices, computer program products and related methods for controlling access to a restricted area are provided. For example, a method for allowing single authorized entrance through a passage to control entrance into a restricted are...