ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,259, issued on Aug. 25, was assigned to CANON K.K. (Tokyo).

"Image forming apparatus" was invented by Takahiro Kawamoto (Kanagawa, Japan), Hideo Kihara (Kanagawa, Japan), Nobuo Oshima (Tokyo), Takashi Mukai (Kanagawa, Japan) and Takuya Kitamura (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes an acquiring portion to acquire information including first information on a rotation amount of a developer carrying member in a first position and second information on the rotation amount of the developer carrying member in a second position, and a controller to control a driving portion for rotating the deve...