ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,181, issued on Oct. 14, was assigned to iRobot Corp. (Bedford, Mass.).

"Autonomous monitoring robot systems" was invented by Michael J. Dooley (Los Gatos, Calif.), Nikolai Romanov (Oak Park, Calif.), Orjeta Taka (Los Angeles) and Justin H. Kearns (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "An autonomous mobile robot includes a chassis, a drive supporting the chassis above a floor surface in a home and configured to move the chassis across the floor surface, a variable height member being coupled to the chassis and being vertically extendible, a camera supported by the variable height member, and a controller. The controller is config...