ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,943, issued on July 8, was assigned to HEWLETT-PACKARD DEVELOPMENT COMPANY LP (Spring, Texas).
"Print fluid recirculation" was invented by David L. Smith (Corvallis, Ore.) and Eric Beyer (Corvallis, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one example of the disclosure, a system for print fluid recirculation includes a supply manifold, a recirculation manifold, a printbar, and a recirculation pathway. The printbar includes a plurality of printheads that are in fluid communication with the supply manifold, and the recirculation manifold. The recirculation pathway is in fluid connection with the supply manifold and the recirculation manif...