ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,454, issued on June 16, was assigned to Canon K.K. (Tokyo).
"Printing apparatus, control method thereof, and storage medium" was invented by Kenji Kubozono (Tokyo), Akira Kuronuma (Tokyo) and Hideya Tabeta (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printing apparatus includes a liquid storage unit that stores liquid to be supplied to a printhead, which performs printing by discharging the liquid, a liquid amount detection unit that detects an amount of the liquid stored in the liquid storage unit, and a control unit that performs control to, in response to a start of liquid filling into the liquid storage unit, provide notific...