ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,581, issued on Aug. 11, was assigned to Google LLC (Mountain View, Calif.).

"Compact non-pneumatic justification system" was invented by James Murray (Mukilteo, Wash.), Nathanael Arling Worden (Mill Creek, Wash.), Rachel Soukup (Seattle), Samuel Gardner Garrett (Seattle) and Adam Clark (Marysville, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a housing, a pivotable arm pivotably attached to the housing; a driver coupled to the pivotable arm, a biasing element coupled between the housing and the pivotable arm; a cam rotatably coupled with the driver; a cam follower associated with the cam; and a pusher coupled to the cam fol...