ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,959, issued on Oct. 28, was assigned to Karl Morgenbesser (Friedrichshafen, Germany).
"Actuating device, having two valves which are connected in parallel, for the sensitive and full range regulation of any volumetric flow" was invented by Karl Morgenbesser (Friedrichshafen, Germany) and Thorsten Neukamm (Friedrichhafen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Actuating device for systems with flowing fluid, in particular for fluid conveying systems, comprising at least one control element being open-loop controlled adjustable between a plurality of operating positions, at least one regulation element being closed-loop controlled adju...