ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,001, issued on Jan. 13, was assigned to ROLAND DG Corp. (Shizuoka, Japan).
"Printer" was invented by Hidetoshi Atsumi (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printer includes a conveyor to convey a medium placed on a table, an ink head including a first nozzle group to discharge a first ultraviolet curable ink and a second nozzle group to discharge a second ultraviolet curable ink before or after the first ultraviolet curable ink is discharged, and mounted on a carriage, an ultraviolet irradiator on the carriage to irradiate the ultraviolet curable inks discharged onto the medium with ultraviolet light, and an attachment s...