ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,734, issued on Dec. 16, was assigned to TRANSOCEAN SEDCO FOREX VENTURES Ltd. (Hamilton, Bermuda) and STEBBINS INNOVATIONS LLC (Houston).

"Drill floor grafter robot" was invented by Craig McCormick (Houston), Scott McKaig (Houston), Brendan B. Braniff (Houston), Kevin Jander (Houston), Keith Boughton (Houston), Travis McGuire (Houston), John Martin (Houston) and James Lippold (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for performing operations on a work center disposed on a drill rig floor includes a robotic system having a base disposed on a track for movement thereon, a robot arm supported on the base, and one or more end effe...