ALEXANDRIA, Va., May 12 -- United States Patent no. 12,626,598, issued on May 12, was assigned to CHENGDU QINCHUAN IOT TECHNOLOGY Co. LTD. (Chengdu, China).

"Method, internet of things system and storage medium for street cleaning in smart city" was invented by Zehua Shao (Chengdu, China), Haitang Xiang (Chengdu, China), Bin Liu (Chengdu, China), Xiaojun Wei (Chengdu, China) and Lei Zhang (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Some embodiments of the present disclosure provide a method, an Internet of Things system, and a storage medium for street cleaning in a smart city. The method may include obtaining street monitoring information of a target area; determining distribution of fall...