ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,958, issued on May 6, was assigned to Halliburton Energy Services Inc. (Houston).

"Pressure measurement mitigation" was invented by Christopher Michael Jones (Katy, Texas), Anthony Herman Van Zuilekom (Houston) and Mehdi Alipour Kallehbasti (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus comprises a formation tester tool to be positioned in a borehole within a formation, wherein the formation tester tool comprises a pressure sensor and a pad that is radially extendable with respect to an axis of the formation tester tool, and wherein the pressure sensor is inside the pad. The apparatus comprises a first radially extendable inner...