ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,016, issued on March 31, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Ocv detection method and detection device" was invented by Wei Cao (Ningde, China), Wenchao Wei (Ningde, China) and Wentao Chen (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An OCV detection method comprises: performing OCV detection on to-be-detected materials, wherein to-be-detected battery materials are transported to an OCV detection location for detection, and when the detection result is unqualified, all the materials are transported to a replacement location; performing OCV detection on transferred materials, wherein the OC...