ALEXANDRIA, Va., July 23 -- United States Patent no. 12,366,285, issued on July 22, was assigned to TETRABOT LLC (Syktyvkar, Russia).

"Oscillation compensating method and device for a stepping wheel propulsion unit" was invented by Dmitrii Alexandrovich Gertner (Syktyvkar, Russia).

According to the abstract* released by the U.S. Patent & Trademark Office: "Mechanisms for converting rotational motion into other types of motion, in particular uniform translational motion, are disclosed, and can be used as an oscillation compensator for stepping wheel propulsion units. An oscillation compensating device for a stepping wheel propulsion unit including supports fastened symmetrically to an output shaft that is fastened for transverse motion is ...