ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,221, issued on July 15, was assigned to KING SAUD UNIVERSITY (Riyadh, Saudi Arabia).

"Three-dimensional (3D) printer having a variously configurable printing platform assembly" was invented by Basem Motea Abdullah Abdo (Riyadh, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A three-dimensional (3D) printer includes a platform assembly on which a 3D object can be built, an extruder, a filament feeding assembly feeding a filament to the extruder, a movable nozzle receiving heated filament from the extruder in a flowable form and directing the flowable filament material on the platform assembly to create the 3D object, and a controlling ci...