ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,842, issued on April 15, was assigned to Teraoka Seiko Co. Ltd. (Tokyo).

"Self-checkout system and method for detecting a registration failure for a product" was invented by Fumikatu Saitoh (Tokyo), Mitsutoshi Yoshida (Tokyo), Tomoki Kaneko (Tokyo), Kazuki Watanabe (Tokyo), Naoto Kurosaki (Tokyo) and Ekaterina Mamontova (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A self-checkout system includes a checkout device that checks out a product registered by a portable terminal, a camera that captures an image of a scene where a customer attempts to register the product, a detector that detects a registration failure state where registration of th...