ALEXANDRIA, Va., July 16 -- United States Patent no. 12,362,442, issued on July 15, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).
"Button cell" was invented by Byongchul Woo (Yongin-si, South Korea), Kijun Kim (Yongin-si, South Korea), Jun Ho Lee (Yongin-si, South Korea) and Seunghyup Ha (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case connected to the first electrode to house the electrode assembly and including an opening to expose the electrode assembly; a cap plate coupled with the case t...