ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,602, issued on June 24, was assigned to Brother Kogyo K.K. (Nagoya, Japan).
"Printing device including controller provided with manual maintenance mode and automated maintenance mode as control mode for controlling maintenance portion" was invented by Masahiro Hayashi (Nishio, Japan), Sadaaki Miyazaki (Nagoyo, Japan) and Tomohiro Nodsu (Seto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printing device includes a printing portion, a maintenance portion, and a controller. The printing portion includes an ejection head and prints using ink. The maintenance portion performs maintenance on the ejection head. The maintenance involves consumptio...