ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,977, issued on May 6, was assigned to Whisper Aero Inc. (Crossville, Tenn.).
"Propulsor fan array" was invented by Mark Douglass Moore (Crossville, Tenn.), Ian Andreas Villa (Crossville, Tenn.), Devon Jedamski (Crossville, Tenn.) and Xiaofan Fei (Bellevue, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A propulsor fan array having reduced noise emission is disclosed. The propulsor fan array includes a plurality of propulsor fans that collectively generate thrust. Each of the propulsor fans include a blade fan having a plurality of blades. The plurality of blades are tensioned at tips of the plurality of blade fans such that a pitch of the blad...