ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,632, issued on April 29, was assigned to ZODIAC POOL CARE EUROPE (Belberaud, France).

"Systems and methods of operating automatic swimming pool cleaners, especially when approaching walls or other objects" was invented by Arnaud Besnier (Montrabe, France), Florent Dallet (Ramonville-Saint-Agne, France), Simon Duffaut (Castelginest, France) and E. Keith McQueen (Vista, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic swimming pool cleaner (APC) may include a sensor for detecting adjacency of a pool wall or other object. Following such detection, the APC may reorient itself so as to re-approach the wall (or other object) in a manner b...