ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,499, issued on Dec. 9, was assigned to CHONGQING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS (Chongqing, China).

"Task unloading method based on unmanned aerial vehicle cooperation" was invented by Yun Li (Chongqing, China), Feibo Hu (Chongqing, China), Junnan Pan (Chongqing, China), Yunfeng Jiang (Chongqing, China) and Ziliang Liu (Chongqing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A task unloading method based on unmanned aerial vehicle cooperation is provided. The method includes: establishing an unmanned aerial vehicle cooperation task unloading system; establishing, for each of ground users, a local task unloading model of the ground...