ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,903, issued on June 3, was assigned to ELECTRIC SHEEP ROBOTICS INC. (San Jose, Calif.).

"System, devices and methods for tele-operated robotics" was invented by Naganand Murty (Alamo, Calif.), Gunjit Singh (San Francisco) and Jarrett Jeffrey Herold (Pleasanton, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A robot includes an optical marker disposed to be visible in a top-view image of the robot, a receiver configured to receive a top-down image of an area of interest surrounding the robot within a property, and a processor configured to distinguish the robot from structural features on the property based on an image of the optical marker. A ...