ALEXANDRIA, Va., March 5 -- United States Patent no. 12,241,769, issued on March 4, was assigned to CHENGDU QINCHUAN IOT TECHNOLOGY Co. LTD. (Chengdu, China).

"Method and system for determining abnormal device in process of measuring energy of natural gas based on internet of things" was invented by Zehua Shao (Chengdu, China), Haitang Xiang (Chengdu, China), Xiaojun Wei (Chengdu, China) and Bin Liu (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a method for determining an abnormal device in a process of measuring energy of natural gas based on Internet of Things (IOT). The method may include obtaining a natural gas detection parameter detected by at least one...