ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,981, issued on July 1, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Mobile robot and control method thereof" was invented by Wonjun Choi (Seoul, South Korea) and Yongjae Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a mobile robot and a control method thereof. More particularly, when a movement is detected in an area to be cleaned, a mobile robot learns whether the detected movement is a behavior pattern of causing a foreign material or not. The mobile robot performs a suitable cleaning when the movement of causing the foreign material is found or detected later."

The patent was...