ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,747, issued on Nov. 18, was assigned to Asia Vital Components Co. Ltd. (New Taipei, Taiwan).
"Reworkable fixing element" was invented by Wen-Ji Lan (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reworkable fixing element includes a screw having a spring fitted thereon, a screw head with two opposite cuts, and a retaining ring for stopping the screw from axially moving down any further; a sleeve disposed outside the screw and the spring, and including two opposite windows near an upper end thereof and a coupling zone located below the windows; a spring retaining ring fitted around the coupling zone and including two upward hooke...