ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,012, issued on July 1, was assigned to Canon K.K. (Tokyo).
"Printing apparatus and control method" was invented by Masakazu Inada (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printing apparatus includes a tank configured to contain liquid to be supplied to a print head performing a printing operation by ejecting the liquid, a flow channel configured to supply the liquid from the tank to the print head, a power supply unit configured to receive electric power and supply the electric power to the printing apparatus, and a closing mechanism configured to close the flow channel in response to stoppage of electric power supply to the ...