ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,252, issued on April 8, was assigned to Dedrone Holdings Inc. (Palo Alto, Calif.).

"Systems, methods, apparatuses, and devices for identifying, tracking, and managing unmanned aerial vehicles" was invented by Rene Seeber (Kassel, Germany), Ingo Seebach (Kassel, Germany), Henning Meyer (Kassel, Germany), Markus Schoeler (Kassel, Germany), Kai Baumgart (Kassel, Germany), Christian Scheibe (Kassel, Germany) and David Prantl (Hamburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and apparatus for performing an action when an aggregated confidence measure. Data is received from a first sensor proximate to a particular air spac...