ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,260, issued on Aug. 25, was assigned to CANON K.K. (Tokyo).

"Image forming apparatus having a toner supplying operation" was invented by Keitaro Nakata (Shizuoka, Japan), Takuya Oka (Kanagawa, Japan) and Hisashi Taniguchi (Shizuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus capable of performing a supplying operation for supplying toner from a supply container detachably mountable thereto includes an image bearing member, a developing member, a developing container, a detecting portion, a notifying portion, and a controller for carrying out control so as to cause the notifying portion to notify a timing to perfo...