ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,797, issued on Sept. 30, was assigned to Canon K.K. (Tokyo).

"Image forming apparatus and image forming system with display of remaining toner amount" was invented by Masahiro Suetsugu (Kanagawa, Japan), Shinichi Nishida (Kanagawa, Japan), Tetsushi Uneme (Kanagawa, Japan) and Tsuyoshi Ogawa (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes a mounting portion, an accommodating portion, a remaining toner amount detecting portion, a display portion, and a controller. In a supplying operation, the controller sets a threshold on the basis of a first output value before toner supply from the toner container to the ...