ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,403, issued on March 3, was assigned to Canon K.K. (Tokyo).

"Image forming apparatus with detachable external units" was invented by Toshiki Ishida (Chiba, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes a first housing and a second housing connected to each other, a first connector unit disposed on the first housing and including a first terminal unit and a first supporting unit that supports the first terminal unit, a second connector unit disposed on the second housing and including a second terminal unit that is electrically connected to the first terminal unit by being engaged with the first terminal uni...