ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,715,218, issued on Aug. 25, was assigned to CANON K.K. (Tokyo).

"Printing apparatus including a plurality of print heads for ejecting ink and a maintenance unit for performing maintenance on the print heads" was invented by Ran Kudo (Tokyo), Tetsuji Suzuki (Kanagawa, Japan), Ryosuke Araki (Kanagawa, Japan), Yoshiyuki Inamoto (Kanagawa, Japan) and Shu Kurihara (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A printing apparatus including a plurality of print heads configured to eject liquid, a maintenance unit configured to perform maintenance on the plurality of printheads and detachable units provided in correspondence to the plurality of printhe...