ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,830, issued on May 26, was assigned to NISSAN NORTH AMERICA INC. (Franklin, Tenn.).
"3-d printer apparatus" was invented by Somayeh Zamani (Novi, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A 3-D printer apparatus has a tank that includes a bottom wall and a printing area that is located above and spaced apart from the bottom wall. At least a portion of the tank is filled with a polymerizable resin used to print an object within the printing area. The bottom wall is transparent and defines an upper surface. A layer of Janus particles overlays the upper surface of the bottom wall. Each of the Janus particles has a hydrophobic side and a hydro...