ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,220,788, issued on Feb. 11, was assigned to FERTON HOLDING S.A. (Delemont, Switzerland).

"Nozzle system, powder blasting device and method for using a nozzle system" was invented by Florent Beani (Gex, France), Marcel Donnet (Saint Jean de Gonville, France), Maxime Fournier (Lausanne, Switzerland), Karine Sauvageot-Maxit (Corbonod, France), Patrick Pichat (Annemasse, France) and Tiago Bertolote (Le Grand-Saconnex, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Nozzle system for a powder blasting device including a first nozzle element for transporting a powder-gas mixture stream along a transporting direction and a second nozzle element, whe...