ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,224, issued on March 31, was assigned to Hitachi Ltd. (Tokyo).

"Control rule generating device, result reflecting device and control rule generating system" was invented by Yuuichi Suginishi (Tokyo) and Takafumi Chida (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "To ensure robustness to a production variation. A control rule generating device for generating a control rule of a production facility including at least a production device, includes: a rule storage unit configured to store candidates of a dispatching rule serving as the control rule usable for each of the production facility and a control program for implementing the dispatching...