ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,615, issued on Oct. 7, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).

"Autonomous downhole robot tool string" was invented by Abubaker Saeed (Dhahran, Saudi Arabia), Joey Palmowski (Brooklyn, N.Y.), Boleslaw Mellerowicz (Brooklyn, N.Y.) and Isabel King (Brooklyn, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An autonomous downhole robot tool string configured for navigating and collecting information in a downhole environment comprises a sensor head having a cylindrical housing positioned at a distal end of the tool string which includes a wobbler ultrasonic transducer with a tubular structure housing an ultrasonic transduce...