ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,111, issued on June 10, was assigned to RTX Corp. (Farmington, Conn.).

"Hybrid-electric single engine descent failure management" was invented by Marc J. Muldoon (Marlborough, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hybrid-electric aircraft system is provided and includes first and second hybrid-electric engines, first and second ducting systems fluidly communicative with each other and with the first and second hybrid-electric engines, respectively, and a control system. The control system is operably coupled to each of the first and second hybrid-electric engines and to each of the first and second ducting systems. The control syste...