ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,225, issued on May 20, was assigned to ROLAND DG Corp. (Shizuoka, Japan).
"Printer" was invented by Yoshinari Ogura (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printer includes a first head including a first nozzle array including first nozzles arranged in a first direction and capable of ejecting a first liquid, a second head including a second nozzle array including second nozzles arranged in the first direction and capable of ejecting a second liquid on the first liquid, a first mover to relatively move the first head, the second head, and a medium in the first direction, and a second mover to move the first head and the se...