ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,886, issued on April 21, was assigned to Ettore Maurizio Costabeber (Zane', Italy).

"Stereolithography method and machine for the production of a three-dimensional object" was invented by Ettore Maurizio Costabeber (Zane', Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stereolithography method is provided for the production of a three-dimensional object through the superimposition of layers. The method includes: application of a base substance to a supporting surface belonging to a first laminar element and to a second laminar element; selective irradiation of a layer with a predefined thickness of the base substance in contact with the sup...