ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,691, issued on April 21, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"Systems and methods for downhole resistance measurements" was invented by Mark Hofacker (Sugar Land, Texas), Jordi Juan Segura Dominguez (Richmond, Texas) and Carlos Urdaneta (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system may convey a conveyance line including an electrical cable in a downhole environment. A system may measure a distributed electrical resistance of the electrical cable. A system may select a first point of the electrical cable. A system may, based on a first electrical resistance at the first point and a known initial elec...