ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,776, issued on May 12, was assigned to KUEN TONG INDUSTRIAL Co. LTD (Changhua County, Taiwan).

"Manifold connection device" was invented by Chung-Hsien Ting (Changhua County, Taiwan) and Yi-Cheng Li (Changhua County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A manifold connection device includes a locking connector and a manifold having an inner wall and an outer wall. A threaded hole penetrates the inner wall and the outer wall, has an inner thread, and has an axial line identical to a locking direction. The locking connector includes a threaded section and a main section. The threaded section has an end surface and an outer thread. A fl...