ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,566, issued on Dec. 30, was assigned to YANTAI LIHUA ELECTRIC POWER TECHNOLOGY Co. LTD. (Yantai, China).

"Aluminum-cased cylindrical battery structure with electrolyte injected at pole terminal" was invented by Hanchao Wang (Yantai, China), Shaohui Xu (Yantai, China), Xiaolei Yu (Yantai, China), Weiqiang Ren (Yantai, China) and Mingchao Liu (Yantai, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to the technical field of cylindrical battery, and in particular, to an aluminum-cased cylindrical battery structure with electrolyte injected at the pole terminal. The cylindrical battery structure includes a casing equ...