ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,141, issued on Jan. 20, was assigned to GENII IDEAS Co. Ltd. (Hsinchu, Taiwan).
"Laser welding method of pipe fitting" was invented by Kuo Chiang Tseng (Hsinchu, Taiwan) and Nan Kai Weng (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a laser welding method of pipe fittings that mainly provides an automated butt welding process for two pipe fittings to be welded, comprising a laser welding device setup step, a material loading step, a first welding step, a second welding step, a third welding step, and a return to the original position step. The welding zone at the butt joint location of the two pipe ...