ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,136, issued on April 14, was assigned to 3C PROJECT TECHNOLOGIES Ltd. (Wicklow, Ireland).
"Droplet ejector assembly structure and methods" was invented by Gregory John McAvoy (Lothian, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A droplet ejector assembly for a printhead comprises a substrate, the substrate comprising a CMOS control circuit, a plurality of layers on the first surface of the substrate, a fluid chamber having a droplet ejection outlet, and a piezoelectric actuator element formed by one or more said layers and comprising first and second electrodes in contact with a piezoelectric body. The piezoelectric actuator eleme...