ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,963, issued on Dec. 30, was assigned to VIKING COMPLETION TECHNOLOGY (FzcoDubai, United Arab Emirates).
"Hydraulic actuator device" was invented by Simon Peter Leiper (Dubai, United Arab Emirates) and Bartosz Krupski (Dubai, United Arab Emirates).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic actuator device to activate multiple completion accessories in an oil, gas or other subterranean well from a single hydraulic control line running from the surface, through the wellhead, and down through the well. The hydraulic actuator device is mounted in the control line and selectively diverts flow between a through bore and a conduit in a spur. ...