ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,858, issued on July 21, was assigned to Qfeeltech (Beijing) Co. Ltd. (Beijing).

"Autonomous mobile device, operating method and storage medium for controlling autonomous mobile device to move along a work route" was invented by Zhanglin Liu (Beijing), Wei Zhang (Beijing) and Qingyan Liu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an autonomous mobile device, an operating method, and a storage medium. The operating method is configured to control the autonomous mobile device to move along a work route, including: a first rotating step in which the autonomous mobile device rotates in a first direction for a ...