On January 7, Canon U.S.A. upgraded its entire lineup of office inkjet all-in-ones with the introduction of the PIXMA MX392, PIXMA MX452, PIXMA MX522, and PIXMA MX922. Altogether, the four new inkjet devices introduce just a single new supplies item: an extra-high-yield black ink tank used in the PIXMA MX922. Canon’s office-oriented inkjets are distinguished
