ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,648, issued on Dec. 16, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).
"Image forming apparatus" was invented by Masataka Okada (Osaka, Japan), Masaki Kadota (Osaka, Japan) and Yuji Kamiyama (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The image forming apparatus includes an image carrier, a charging unit, an exposure unit, a developing unit, a transfer unit, a cleaning blade, and a controller. The controller detects printing-coverage rates on a basis of plural areas divided in the longitudinal direction of the image carrier. Upon occurrence of a difference exceeding a specified threshold value among the coverage rat...