ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,025, issued on Feb. 10, was assigned to RISO KAGAKU Corp. (Tokyo).
"Droplet ejection control apparatus" was invented by Ryosuke Miyachi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A droplet ejection control apparatus includes a head unit in which a plurality of vertically arranged nozzle groups in which a plurality of nozzles for ejecting droplets onto a predetermined target of ejection are arranged in the vertical direction; and a control unit for controlling ejection of the droplets from the nozzles. The control unit controls ejection of the droplets for vertically adjacent nozzle groups such that an amount of ejection from at least one ...