ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,096, issued on April 22, was assigned to iRobot Corp. (Bedford, Mass.).

"System for spot cleaning by a mobile robot" was invented by Angela Bassa (Stoneham, Mass.) and Husain al-Mohssen (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for enabling spot cleaning includes a mobile computing device and a mobile cleaning robot. The mobile computing device includes at least one camera configured to capture images of an environment, and at least one data processor configured to (a) establish a coordinate system in the environment, (b) determine a first set of coordinates of a region at a first location, (c) determine a second set o...