ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,013, issued on May 20, was assigned to NOVARC TECHNOLOGIES INC. (North Vancouver, Canada).

"Systems and methods for seam tracking in pipe welding" was invented by Neda Eskandari (North Vancouver, Canada), Neda Parnian (North Vancouver, Canada), Ehsan Moosavimehr (North Vancouver, Canada), Abdolreza Abdollahi (North Vancouver, Canada) and Mark Lowson (North Vancouver, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a method for controlling a robotic welding system to weld pipe sections wherein the pipe sections are held in fixed relation to each other by a plurality of stitches at a seam between the pipe sections...