ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,958, issued on March 17, was assigned to Amazon Technologies Inc. (Seattle).

"Aerial vehicle airframe design and manufacturing" was invented by Jon T. Braam (Seattle), Kyle Thomas Miller (Seattle), Bradley David Urban (Bainbridge Island, Wash.), Raffaele Cipolletta (Kirkland, Wash.), Rahul Bhardwaj (Sammamish, Wash.) and Dominic Shiosaki (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "An airframe design may include a frame or assembly, and one or more components that may be removably attached to the frame. The frame may include struts, central bulkheads, a tail section, a plurality of wing sections, and motor mounts that are attached togeth...