ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,678, issued on March 25, was assigned to BROTHER KOGYO K.K. (Nagoya, Japan).

"Image forming apparatus including cover having opening that allows toner cartridge to pass therethrough but does not allow drum cartridge to pass therethrough" was invented by Shougo Sato (Seto, Japan), Miho Ishida (Nagoya, Japan), Enao Yamada (Nagoya, Japan) and Shunsuke Ishii (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes: a main casing; a first cover; a drum cartridge; and a toner cartridge. The main casing has a first opening. The first cover is movable between: a first closed position in which the first cover closes ...