ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,255, issued on May 27.
"Secure shuffler with shoe" was invented by Charles M. Curley (Cortland, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A compact card handling device for use in casinos possesses a card input portal and two playing card discharge portals which are all accessible by a device operator. An optical recognition sensor cooperates with a microcontroller to interrogate the integrity of each card during an ongoing shuffling operation to discover unexpected cards, including unrecognized cards and flipped cards. Expected cards are randomized and accumulated into a stack whereupon those cards are thereafter delivered to a first disc...