ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,769,301, issued on Oct. 20, was assigned to CHENGDU QINCHUAN IOT TECHNOLOGY Co. LTD. (Chengdu, China).
"Methods and internet of things (IoT) systems for maintaining smart gas filling station based on safety supervision" was invented by Zehua Shao (Chengdu, China), Yong Li (Chengdu, China) and Junyan Zhou (Chengdu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method and an IoT system for maintaining a smart gas filling station based on safety supervision. The method comprises: obtaining historical gas filling data; determining, based on the historical gas filling data, a predicted usage feature; obtaining historical operation data;...