ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,286, issued on March 17, was assigned to Zhuhai CosMX Battery Co. Ltd (Zhuhai, China).

"Button cell and manufacturing method thereof and electronic equipment" was invented by Bin Xie (Zhuhai, China), Ning Peng (Zhuhai, China), Longyun Chen (Zhuhai, China), Yuxiang Zeng (Zhuhai, China), Zhida Wei (Zhuhai, China), Yongwang Wang (Zhuhai, China), Zhifeng Wang (Zhuhai, China), Desheng Xu (Zhuhai, China) and Hongkai Lin (Zhuhai, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a button cell and its manufacturing method and electronic equipment. The button cell includes a housing, an electrode assembly and a covering m...