ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,296, issued on Aug. 19, was assigned to RTX Corp. (Farmington, Conn.).

"Powerplant with multiple integrated gas turbine engines" was invented by Paul R. Hanrahan (Sedona, Ariz.) and Daniel B. Kupratis (Wallingford, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A powerplant is provided that includes a first gas turbine engine, a second gas turbine engine, a second engine bypass flowpath and a flow control system. The first gas turbine engine includes a first core flowpath fluidly coupled with a first inlet and a first exhaust. The first core flowpath extends sequentially through a first compressor section, a first combustor section and a first...