Clockwise from top left: Patents were assigned to Mary Kay Inc. (D880,168), KidKraft, Inc. (D880,630), and Toyota Motor Engineering & Manufacturing North America, Inc. (10,615,100). Also pictured is an unassigned patent invented by Thomas B. Murphy (D880,541).
Linear Labs’ invention is an improved method for generating electrical power using linear power generators, according to its recent patent. An illustration shows “a schematic section view of a magnetic cylinder that could be used in an electrical power system.” [Image source: USPTO/Patent No. 10587178]