ALEXANDRIA, Va., July 16 -- United States Patent no. 12,363,852, issued on July 15, was assigned to Nan Juen International Co. Ltd. (Taoyuan, Taiwan).
"Tool-free unlocking device" was invented by Kuo-Chih Huang (Taoyuan, Taiwan) and Yi-Tian Li (Taoyuan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tool-free unlocking device includes a frame with an opening; an unlatching member movably connected to the frame; and a locking member having a first section fixed on the frame and a second section extending from first section and corresponding to the opening. Thus, when the unlatching member is not pushed, the end surface of the second section of the locking member abuts to form a locked state, or when ...