ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,908, issued on Nov. 11, was assigned to LG ENERGY SOLUTION LTD. (Seoul, South Korea).
"Button-type secondary battery" was invented by Jae Won Lim (Daejeon, South Korea), Yong Gon Lee (Daejeon, South Korea), Je Jun Lee (Daejeon, South Korea), Geon Woo Min (Daejeon, South Korea), Min Su Cho (Daejeon, South Korea), Min Gyu Kim (Daejeon, South Korea) and Hak Kyun Kim (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A button-type secondary battery includes an electrode assembly; a lower can having an accommodation space in which the electrode assembly is accommodated; an upper can coupled to the lower can to cover the accommodation sp...