ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,594, issued on June 24, was assigned to Seiko Epson Corp. (Tokyo).
"Printing apparatus and printing method" was invented by Masashi Yasui (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printing head includes an overlapping portion in which a first nozzle row in which a plurality of first nozzles and a second nozzle row in which a plurality of second nozzles. The printing head includes n nozzle pairs of the first nozzles and the second nozzles. A control unit causes the printing head to print a TP for determining a use range of the first nozzles and a use range of the second nozzles in the overlapping portion, by m specified nozzle p...