ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,222, issued on Jan. 27, was assigned to Wingcopter GmbH (Weiterstadt, Germany).

"Method for landing an aircraft which takes off and lands vertically, aircraft and landing system" was invented by Jonathan Hesselbarth (Darmstadt, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for landing an aircraft, which takes off and lands vertically, at a predetermined landing site defined by a circular marking that can be captured optically and has a circular outer contour utilizes a landing system. A camera arranged on the aircraft and directed to the landing site is used to capture images electronically, each of which represents a reproduction ...