ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,730, issued on May 6, was assigned to Yokogawa Electric Corp. (Tokyo).

"Information processing device, evaluation method, and computer-readable recording medium" was invented by Ryosuke Kashiwa (Tokyo), Toshiaki Omata (Tokyo), Nobuaki Ema (Tokyo) and Yoshitaka Yoshida (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "When a worker executes an operation on an actual plant, an information processing device generates a first calculation result obtained by calculating a behavior of the actual plant after execution of the operation using a virtual plant following an operational status of the actual plant and generates each second calculation result o...