ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,785, issued on Oct. 7, was assigned to LEONARDO S.P.A. (Rome).

"Planetary gear for a transmission for an aircraft capable of hovering" was invented by Federico Montagna (Samarate, Italy), Daniele Podda (Samarate, Italy) and Diego Scaltritti (Samarate, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A description is provided of a planetary gear comprising a sun rotatable around a first axis, a crown angularly fixed with respect to the first axis; two satellites that are meshing, rotatable around respective second axes; a satellite carrier rotatable around the first axis and comprising at least two first pins with respect to which the satellites a...