ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,157, issued on Feb. 10, was assigned to ABB Schweiz AG (Baden, Switzerland).
"State information handling in a process control system" was invented by Andrea Macauda (Genoa, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A state information handling server, a process control system including such a state information handling server as well as to a method, computer program and computer program product for handling state information. The state information handling server obtains state information from user terminals of users in the process control system, where the state information of at least two users includes information about user operations...