ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,939, issued on June 24, was assigned to Canon K.K. (Tokyo).
"Printing system, printing apparatus, and printhead" was invented by Yuma Sato (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a printing apparatus, and a printhead including a printing element. The printing apparatus includes a data transmission unit configured to transmit, to the printhead, a clock signal of a predetermined period and a data signal. The printhead includes a reception unit configured to receive the clock signal and the data signal, and an information transmission unit configured to transmit, to the printing apparatus, information concernin...