ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,590, issued on March 3, was assigned to Contemporary Amperex Technology (Hong Kong) Ltd. (Hong Kong).

"Negative electrode current collector, negative electrode plate and electrochemical device" was invented by Xin Liu (Ningde City, China), Qisen Huang (Ningde City, China), Shiwen Wang (Ningde City, China), Changliang Sheng (Ningde City, China), Jia Peng (Ningde City, China), Mingling Li (Ningde City, China) and Xianghui Liu (Ningde City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a negative electrode current collector, a negative electrode plate and an electrochemical device. The negative electrode current...