ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,308, issued on June 10.
"Detection of articles in a security zone using radio frequency identification tag embedded within the article" was invented by Donald L. Weeks (Palm City, Fla.) and Randy Karr (Palm City, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for detecting the presence of firearms and metal articles adapted with embedded RFID tags is disclosed. A plurality of RFID interrogators sequentially and intermittently transmit short burst interrogating signals thereby causing RFID tags within range to transmit a responsive signal which may be used to activate alarms and other security measures. RFID tags are configur...