ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,402, issued on Oct. 7.
"Press punching device" was invented by Man Hyun Kim (Incheon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A press punching device has a reinforcing plate. The press punching device includes: a punching jig configured such that a plurality of punching needles having respective through holes are coupled thereto; a reinforcing plate formed at the bottom end of the punching jig, and configured to support the punching jig; a support block formed at the bottom end of the reinforcing plate, and configured to support the reinforcing plate; a base plate formed at the bottom end of the support block, and configured to be ...