ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,685, issued on Dec. 9, was assigned to Tritone Technologies Ltd. (Rosh HaAyin, Israel).

"Mold thickness uniformity calibration method and apparatus" was invented by Alon Feldman (Kibbutz Kfar-Menachem, Israel), Orit Raz (Hod Hasharon, Israel) and Itamar Carmel (Tel Aviv, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of printing layers using a plurality of printheads, to achieve a printed surface of even thickness by compensating for printing density differences between the printheads, comprising obtaining for each of said print heads a relative printing strength, calculating a compensation value for each print head; and carrying out ...