ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,440, issued on May 26, was assigned to SK On Co. Ltd. (Seoul, South Korea).

"Battery cell and battery module including the same" was invented by Chang Mook Hwang (Daejeon, South Korea), Jong Hyeok Lee (Daejeon, South Korea) and Yoon Ji Jo (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery cell includes a casing provided with an accommodation space; and an electrode assembly accommodated in the accommodation space and contacting the casing. The electrode assembly may include a negative electrode including a first current collector and a negative electrode mixture applied to the first current collector; a positive electrode ...