ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,444, issued on June 9, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).
"Battery swap apparatus and battery swap system" was invented by Xia Wang (Ningde City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a battery swap apparatus and a battery swap system for replacing a battery of an electrical device, which comprises: a movable base configured to drive the battery swap apparatus to move; two battery swap mechanisms arranged on the movable base, the two battery swap mechanisms being configured to carry two batteries so that the battery swap apparatus replaces the two batteries a...