ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,802, issued on Feb. 24, was assigned to Ergotron Inc. (St. Paul, Minn.).

"Integrated lock mechanism for an articulating arm" was invented by David Martin Lunde (Eagan, Minn.), Ismail Akharas (Minneapolis) and Tony Peng (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An arm assembly with an arm locking system is described. The arm assembly can include a base to position the arm on a support structure, an extension arm, a height adjustable lift arm, and a head assembly adapted to receive an electronic display. The extension arm can be rotatably coupled to the base at a first joint, the lift arm can be rotatably coupled to the extension...