ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,788, issued on June 30, was assigned to Mitsubishi Electric Research Laboratories Inc. (Cambridge, Mass.).

"Recurrent prediction and iterative correction method for fast solution of mixed-integer optimal control" was invented by Rien Quirynen (Somerville, Mass.), Ankush Chakrabarty (Bedford, Mass.), Stefano Di Cairano (Newton, Mass.) and Abhishek Cauligi (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller uses a motion trajectory for controlling a motion of a device to perform a task subject to constraints. The controller evaluates a parametric function to output predicted values for a set of discrete variables in a mi...