ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,559, issued on Dec. 2, was assigned to CANON K.K. (Tokyo).

"Image forming apparatus having improved mountability of a cartridge while conserving space" was invented by Takeo Kawanami (Kanagawa, Japan), Kazuaki Nogami (Kanagawa, Japan), Takehiro Hayashi (Kanagawa, Japan), Kenji Watanabe (Shizuoka, Japan) and Shunsuke Hijikata (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an image forming apparatus, a tray unit to which a cartridge is detachably mounted, and that is configured to be capable of moving between an internal position situated within the apparatus main body and an external position situated outside, includes first and se...