ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,386, issued on June 16, was assigned to LG Energy Solution Ltd. (Seoul, South Korea).
"Pouch curl prevention apparatus" was invented by Gee Hwan Kim (Daejeon, South Korea), Ho Young Park (Daejeon, South Korea), Woong Gun Oh (Daejeon, South Korea), Su Ho Jeon (Daejeon, South Korea) and Sang Uk Yeo (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a pouch curl prevention apparatus used in a pouch forming process, more particularly to a pouch curl prevention apparatus located at the rear of a pouch film forming apparatus. The pouch curl prevention apparatus includes an upper roller assembly including ...