ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,201, issued on July 1, was assigned to Waymo LLC (Mountain View, Calif.).

"Wiper devices for sensor housings" was invented by David Duff (Mountain View, Calif.), Michael Hall-Snyder (Mountain View, Calif.) and Glenn Wheelock (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example embodiments relate to wiper devices for cleaning sensor housings. An example embodiment includes a wiper device for cleaning a surface of a rotatable sensor housing. The wiper device may have a driving arm having a first end and a second end. The first end of the driving arm is connected to a rotatable shaft. The wiper device may also have a wiper arm p...