ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,934, issued on March 11, was assigned to Mitsubishi Electric Research Laboratories Inc. (Cambridge, Mass.).

"Systems and methods for reactive power injection based flying start of synchronous machines" was invented by Anantaram Varatharajan (Cambridge, Mass.), Yebin Wang (Cambridge, Mass.) and Abraham Goldsmith (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cascaded controller for controlling a kinetic three-phase synchronous machine comprises a current control circuitry and an active power control circuitry operatively coupled with the current controller circuitry. The current control circuitry is configured to regulate a magni...