ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,721,918, issued on Sept. 1, was assigned to AURORA (Rouen, France) and UNIVERSITE DE REIMS CHAMPAGNE-ARDENNE (Reims, France).

"Non-thermal plasma cleaning device and cleaning method" was invented by Thomas Parias (Rouen, France), Florian Le Bras (Rouen, France) and Marie-Paule Gelle (Reims, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-thermal plasma cleaning device including: an enclosure including an input port for fluid connection with a gas supply; a radio-wave source; a controller configured to successively perform, during a cleaning step, at least two, preferably at least three, non-thermal plasma generation cycles each including: co...