ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,736,073, issued on Sept. 15, was assigned to HANWIT PRECISION INDUSTRIES LTD. (New Taipei City, Taiwan).
"Directional fixing device" was invented by Ying-Chih Tseng (New Taipei, Taiwan), Ming-De Wu (New Taipei, Taiwan) and Ching-Kai Chang (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A directional fixing device includes a base including a barrel, an annular portion and a channel, a socket set outside the barrel and having a top operation indication structure, a pointing convex portion protruding from the operation indication structure and a lifting structure recessed inside the operation indication structure, the lifting structure ...