ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,442, issued on July 22, was assigned to AUTEL ROBOTICS Co. LTD. (Shenzhen, China).
"Propeller, propeller kit, power assembly, power kit and unmanned aerial vehicle" was invented by Hailang Zhang (Shenzhen, China), Wei Sun (Shenzhen, China) and Dongdong Luo (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A propeller, a propeller kit, a power assembly, a power kit and an unmanned aerial vehicle (UAV). The propeller includes a hub and at least two blades connected to the hub. The hub is detachably mounted on a corresponding drive apparatus by a mounting member corresponding to the hub, so that the propeller is mounted on the correspondi...