ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,034, issued on Feb. 17, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas) and SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).
"Methods and apparatus for determining dielectric constant and resistivity with electromagnetic propagation measurements" was invented by Gong Li Wang (Sugar Land, Texas), Dean M. Homan (Damon, Texas), Ping Zhang (Beijing), Wael Abdallah (Al-Khobar, Saudi Arabia) and Shouxiang Ma (Dhahran, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for estimating resistivity and dielectric constant values of a multi-layer subterranean formation acquiring electromagnetic propagation measurements of ...