ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,663, issued on Nov. 25, was assigned to BEIJING GEEKPLUS TECHNOLOGY Co. LTD. (Beijing).

"Transfer robot, box retrieval method, cargo box loading method and warehouse logistics system" was invented by Yuhui Xiao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transfer robot comprises a movable chassis, a door frame vertically arranged on the movable chassis, and a temporary storage mechanism and a cargo box conveying mechanism which are arranged on the door frame, wherein the temporary storage mechanism is provided with a plurality of temporary storage spaces used for temporarily storing cargo boxes, and the cargo box conveying mechanism ca...