ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,341, issued on March 18, was assigned to BEIJING JINGDONG QIANSHI TECHNOLOGY Co. LTD. (Beijing).

"Goods shelf shuttle and goods shelf system" was invented by Chen Liu (Beijing), Fengquan Huang (Beijing), Guoku Song (Beijing) and Mingfu Wu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A goods shelf shuttle and a goods shelf system, where the goods shelf shuttle includes a vehicle body (100), an access device (500), and a lifting device (600); an accommodating chamber for accommodating the access device (500) is formed inside the vehicle body (100); the access device (500) includes a fixed part (510) and a mobile part (520) for accessing go...