ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,873, issued on Oct. 14, was assigned to ZKW Group GmbH (Wieselburg, Austria).
"Cleaning device for a headlight, in particular a vehicle headlight" was invented by Christian Jackl (Wieselburg, Austria), Georg Pitterle (Texing, Austria) and Thomas Reiter (Ferschnitz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a cleaning device (10) for cleaning at least one cover glass (2) of a headlamp, in particular a vehicle headlamp (1), wherein the cover glass (2) comprises on its outer side (3) a hydrophobic and dirt-repelling coating (20) and at least one vibration element (11) is fastened to the at least one cover glass (2)...