ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,743,948, issued on Sept. 22, was assigned to Universal City Studios LLC (Universal City, Calif.).

"System and method for tracking a passive wand actuating an effect based on a detected wand path" was invented by Sameer Kawash (Orlando, Fla.), Justin Michael Schwartz (Orlando, Fla.) and Steven C. Blum (Orlando, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system in accordance with present embodiments includes a source of electromagnetic radiation that operates to emit electromagnetic radiation into an active playing area. The system also includes a sensing device that operates to receive the electromagnetic radiation after being reflected from ...