ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,715,225, issued on Aug. 25, was assigned to Kyocera Document Solutions Inc. (Japan).

"Image forming apparatus" was invented by Hiroomi Nakatsuji (Osaka, Japan), Jun Nakano (Osaka, Japan), Masato Usui (Osaka, Japan) and Naoko Kawashima (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes a recording head, a control unit, an ejection malfunction detecting unit, and an ejection malfunction nozzle determining unit. The recording head ejects ink corresponding to an image to be printed, using arranged nozzles. The control unit determines nozzles corresponding to the image and causes the recording head to eject ink f...