ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,555,777, issued on Feb. 17, was assigned to Apple Inc. (Cupertino, Calif.).

"Layered structure of battery electrodes" was invented by Xiaoyun Yang (San Jose, Calif.), Aaron Smith (Santa Clara, Calif.), Wanjie Zhang (Beijing), Siva Ram Kumar Muthukumar (San Jose, Calif.), Kai Yu (Suzhou, China), Enbang Wang (San Lorenzo, Calif.), Yafeng Chen (Shanghai), Rohit Bedida (Cupertino, Calif.), Xiaoyu Shen (Huzhou, China) and Xingxing Zhang (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery electrode includes a first metal foil, a second metal foil, and a thermoplastic polymer layer between the first metal foil and the second metal foil....