ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,318, issued on Sept. 22, was assigned to Velo3D Inc. (Fremont, Calif.).

"Material manipulation in three-dimensional printing" was invented by Gregory Ferguson Brown (San Jose, Calif.), Maritza Ruiz (Scotts Valley, Calif.), Joseph Andrew Tralongo (El Cajon, Calif.), Richard Joseph Romano (San Jose, Calif.), Sergey Borisovich Korepanov (Los Altos, Calif.) and Benyamin Buller (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for safe production of at least one requested 3D object, and for passivation of material accumulated on a ...