ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,736,897, issued on Sept. 15, was assigned to Canon K.K. (Tokyo).

"Toner container and image forming system" was invented by Goshi Ozaki (Kanagawa, Japan), Hiroyuki Munetsugu (Kanagawa, Japan), Teruhiko Sasaki (Shizuoka, Japan), Tachio Kawai (Tokyo), Akinobu Hirayama (Shizuoka, Japan) and Toshiki Fujino (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An attachment for an image forming apparatus includes a projection having an inner peripheral surface centered on a central axis and projecting in a direction of the central axis outside the inner peripheral surface in a radial direction of an imaginary circle centered on the central axis."...