ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,608, issued on Feb. 17, was assigned to Amazon Technologies Inc. (Seattle).

"Counter balancing for improved robotic system efficiency" was invented by Scott Hogan (Mukilteo, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are disclosed for counter balancing for improved robotic system efficiency. In one embodiment, an example container handling system may include a laterally movable frame moveable in a lateral direction, an upright frame supported by the laterally movable frame, and a header movably coupled to the upright frame and configured to move in a vertical direction, where the header includes an extractor, and a supp...