ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,939, issued on July 8, was assigned to Canon U.S.A. Inc. (Melville, N.Y.).

"Devices, systems, and methods for printhead cleaning and diagnostics" was invented by Michael Laubenberger (Boca Raton, Fla.) and Jeffrey David Kane (Boynton Beach, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Some embodiments of a device comprise a cleaning-fluid-supply reservoir; a cleaning-fluid-supply conduit; one or more electrical connectors that are configured to be attached to a printhead and supply electrical signals to the printhead; one or more memories; and one or more processors that are in communication with the one or more memories. Also, the one or more...