ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,127, issued on Feb. 24, was assigned to AIRBUS HELICOPTERS (Marignane Cedex, France).

"Method for controlling a power plant of a rotorcraft comprising at least two turboshaft engines" was invented by Luca Cossetti (Alleins, France) and Francois Malburet (Coudoux, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling at least a first turboshaft engine and a second turboshaft engine of a rotorcraft, which set a common kinematic linkage in motion, the rotorcraft having an output electric machine cooperating with a first output kinematic linkage of the first turboshaft engine, the rotorcraft having an input electric machine coop...