ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,141, issued on May 20, was assigned to LG ENERGY SOLUTION LTD. (Seoul, South Korea).

"Welding defect inspection method" was invented by Sang Ho Bae (Daejeon, South Korea), Hun Bum Jung (Daejeon, South Korea), Ji Hun Hwang (Daejeon, South Korea), Cha Hun Ku (Daejeon, South Korea), Su Taek Jung (Daejeon, South Korea), Chang Min Han (Daejeon, South Korea), Joo Young Chung (Daejeon, South Korea), Yong Jun Lee (Daejeon, South Korea), Jae Hwa Choi (Daejeon, South Korea), Young Seok Baek (Daejeon, South Korea) and Jin Yong Lee (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present technology relates to a method of inspecting a wel...