ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,515, issued on July 14, was assigned to Rolls Royce Solutions GmbH (Friedrichshafen, Germany).
"Closed-loop control device for closed-loop control of a power assembly including an internal combustion engine and a generator having an operative drive connection to the internal combustion engine, closed-loop control arrangement having such a closed-loop control device, power assembly and method for closed-loop control of a power assembly" was invented by Armin Dolker (Friedrichshafen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A closed-loop control device includes: a power controller; a frequency controller for: detecting a generator freque...