ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,104, issued on Feb. 10, was assigned to Brother Kogyo K.K. (Nagoya, Japan).

"Image forming apparatus having a fixing device attachable and detachable from a housing and a shutter movable between an open and close position" was invented by Hirotaka Imaeda (Nagoya, Japan) and Tokifumi Tanaka (Komaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes a fixing device and a main housing. The main housing includes a contact portion that contacts the fixing device. The fixing device includes a fixing device housing having an opening, a shutter configured to move between an open position in which the shutter opens the ...