ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,682, issued on Oct. 14, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Automated generation of optimization model for system-wide plant optimization" was invented by Dzung Tien Phan (Pleasantville, N.Y.), Lam Nguyen (Ossining, N.Y.), Pavankumar Murali (Ardsley, N.Y.) and Nianjun Zhou (Chappaqua, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer implemented method for automatically generating an optimization model for site-wide plant optimization includes mapping a process flow diagram of a plant process to a graph comprising nodes and edges, wherein the nodes represent processes and the edges represent flows betw...