ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,392, issued on May 20, was assigned to LG Energy Solution Ltd. (Seoul, South Korea).

"Apparatus and method for manufacturing secondary battery" was invented by Sang Kyun Lee (Daejeon, South Korea), Min Soo Park (Daejeon, South Korea), Young Ha Kim (Daejeon, South Korea), Young Hoon Hong (Daejeon, South Korea), Seong Hyun Kim (Daejeon, South Korea) and Eui Jin Hong (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for manufacturing a secondary battery includes a first guide in which one side of one end is recessed to define a concave space, wherein, when a battery case of the secondary battery is folded, the one end is...