ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,099, issued on May 26, was assigned to OneSubsea IP UK Ltd. (London).
"Electrical actuator" was invented by Parth Dilip Pathak (Cypress, Texas), Federico Davila (Houston) and Augusto Arcelaschi (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes an electric actuator having an actuation stem, a screw assembly, an electric drive, and a lock. The screw assembly is coupled to the actuation stem, wherein the screw assembly includes a male screw portion coupled to a female screw portion. The electric drive is coupled to the screw assembly, wherein the electric drive is configured to move the screw assembly to move the actuation stem. ...