ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,190, issued on Feb. 10, was assigned to NRT Technologies Inc. (Las Vegas).

"Automatic region of interest detection for casino tables" was invented by Ryan McClellan (Grosse Pointe, Mich.), Brett Tinling (Edmonds, Wash.) and Robin Groenevelt (Roquefort le Pins, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method, system, and computer readable storage for identifying regions of interest on a casino gaming table. Regions of interest are locations on an image where relevant actions are typically going to occur. For example, locations of betting area region of interest and card area regions of interest are determined so that these areas can be...