ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,953, issued on May 27, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"Steering actuation methodology for a rotary steerable system" was invented by Alexander Trushin (Cheltenham, Great Britain), Ling Li (Stonehouse, Great Britain) and Geoffrey Charles Downton (Stonehouse, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for drilling a subterranean wellbore includes rotating a bottom hole assembly (BHA) in the wellbore to drill. The BHA includes a rotary steerable tool or a steerable drill bit having at least one external pad configured to extend radially outward into contact with a wall of the wellbore and t...