ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,886, issued on July 28, was assigned to HANWIT PRECISION INDUSTRIES LTD. (New Taipei City, Taiwan).

"Fixing device" was invented by Ying-Chih Tseng (New Taipei City, Taiwan) and Ming-De Wu (New Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fixing device includes a base with a limiting groove and a guide path, a sleeve inserted into the through hole of the base and having a flange clamped in the limiting groove, a limiting ring portion passed to the outside, an accommodation space, a through hole at the limiting ring portion, a sliding path on the limiting ring portion and a clamping groove recessed on one the sliding path, a s...