ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,098, issued on Sept. 8, was assigned to Otis Elevator Co. (Farmington, Conn.).

"Assembled passenger conveying system, method of assembling the same, and modularized device" was invented by Jiangxing Huang (Hangzhou, China), Minglei Feng (Hangzhou, China) and Zhengguang Zhou (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An assembled passenger conveying system, a method of assembling the same and a modularized device. The assembled passenger conveying system includes at least two modularized devices, the at least two modularized devices are detachably connected to form a loading area, and power is supplied from one or more modularize...