ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,645, issued on Oct. 6, was assigned to GREAT WALL MOTOR COMPANY Ltd. (Baoding City, China).

"Control method, device and system for vehicle charging port cover, and electric vehicle" was invented by Ximing Liu (Baoding City, China) and Lu Zhang (Baoding City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control method, device and system for a vehicle charging port cover, and an electric vehicle. The control method for a vehicle charging port cover is applied to a controller (101) separately connected to a fast charging port cover and a slow charging port cover. The method comprises: acquiring the open/close state of the fast charging port co...