ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,966, issued on July 8, was assigned to BEIJING JINGDONG QIANSHI TECHNOLOGY Co. LTD. (Beijing).

"Material vehicle, traction apparatus and system, and method for controlling bidirectional traveling of material vehicle" was invented by Ningbo Xue (Beijing) and Jinxing Hu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A material vehicle, a traction apparatus and system, a method for controlling the bidirectional traveling of a material vehicle, and a storage medium. A material vehicle (10) comprises a vehicle body (101), an unlocking assembly (102), a plurality of front universal wheels (103) and a plurality of rear universal wheels (104), where...