ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,213, issued on Feb. 10, was assigned to NATIONAL OILWELL VARCO LP (Houston).

"Autonomous along string measurement tool" was invented by Christian Nelson (Austin, Texas), Swathi Murali (Austin, Texas), Paul D. Koottungal (Cedar Park, Texas) and Anthony Durkowski (Round Rock, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An autonomous along string measurement tool may include a data collection and transmission system having a sensor configured to collect the downhole data, a communication tool configured to transmit the downhole data to the surface, and an operations processor configured for receiving downhole data from the sensor and controlli...