ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,555,879, issued on Feb. 17, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).
"Cylindrical secondary battery" was invented by Geon Kyu Sung (Yongin-si, South Korea), Dong Jin An (Yongin-si, South Korea), Ho Jae Lee (Yongin-si, South Korea), Hyun Ki Jung (Yongin-si, South Korea), Ye Jin Cho (Yongin-si, South Korea) and Yeon Hwa Lee (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "One embodiment of the present invention relates to a cylindrical secondary battery. The present invention comprises: an electrode assembly comprising a negative electrode plate, a positive electrode plate, and a separator interposed between the...