ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,052, issued on Sept. 23, was assigned to SEMES Co. LTD. (Chungcheongnam-do, South Korea).
"Overhead hoist transport device" was invented by Hanbit Kim (Chungcheongnam-do, South Korea), Daeil Jang (Chungcheongnam-do, South Korea), Jongseon Jeon (Chungcheongnam-do, South Korea), Jungdae Kim (Chungcheongnam-do, South Korea) and Hyojoo Jeoun (Chungcheongnam-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an overhead hoist transport device including an article transport vehicle having a space in which articles are loaded and unloaded, and including traveling wheels, guide wheels, and steering wheels, a traveling rail positione...