ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,886, issued on Oct. 14, was assigned to POSCO Co. LTD (Pohang-si, South Korea).
"Variable die, and pressing apparatus and method" was invented by Jae-Wook Lee (Incheon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A variable die according to an embodiment of the present invention may comprise: a first lower die part; and a first upper die part disposed above the first lower die part, wherein: the first lower die part comprises a first lower die center part and a first lower die side part; the first lower die center part includes a first sensor unit which measures a distance; a first lower die side part includes an inner member having a...