ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,710,552, issued on Aug. 18, was assigned to Archer Aviation Inc. (San Jose, Calif.).

"Method and assembly for monitoring the integrity of free inertial position and velocity measurements of an aircraft" was invented by Gustav Otto (Worthsee, Germany), Ettore De Lellis (Munich) and Vladislav Apostolyuk (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for monitoring the integrity of an inertial measurement assembly of an aircraft, the measurement assembly comprising at least one high-grade measurement unit; and at least two low-grade measurement units; each of the measurement units comprises a sensor unit and a processing unit ...