ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,066, issued on March 3, was assigned to SAFRAN ELECTRONICS & DEFENSE (Paris).

"Hybrid inertial/stellar navigation method with harmonization performance indicator" was invented by Philippe Elie (Moissy-Cramayel, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A navigation method of a vehicle equipped with a star tracking device, a first inertial measurement device and a satellite positioning device, the star tracking device and the first inertial measurement device being connected to a single support. The method includes controlling movements of the support; simultaneously with these movements, calculating, in a horizontal plane, first position...