ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,143, issued on Jan. 27, was assigned to wwRobots Canada Ltd. (Winnipeg, Canada).

"Robot for climbing and/or moving along surfaces" was invented by Wei Wu (Winnipeg, Canada) and Kai Wu (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various implementations of a robot are described which generally includes: a frame having first and second frame ends, the frame extending longitudinally between the first and second frame ends; a track having first and second track ends, the track being suspended below the frame and extending longitudinally between the first and second track ends, the first track end being positioned proximate to the firs...