ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,461,501, issued on Nov. 4, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Trigger relay unit of programmable controller, trigger transmission system, trigger transmission method, and recording medium" was invented by Daisuke Takeuchi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A central processing unit in a programmable controller is connectable to a plurality of logging devices to detect a trigger to log control data about device control. The central processing unit includes a bus communicator that receives a first trigger signal indicating the trigger from a first logging device of the plurality of logging devices, and a trigger relay th...