ALEXANDRIA, Va., March 5 -- United States Patent no. 12,241,327, issued on March 4, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).

"Advanced welltracker deployment capsule for oil and gas wells" was invented by Torty Chinenye Kalu-Ulu (Ras Tanura, Saudi Arabia), James Ohioma Arukhe (Dhahran, Saudi Arabia) and Ali Naji Alaithan (Umran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for deploying and retrieving a welltracker in a well include coupling a Christmas tree to the well, coupling a sensor deployment capsule to the Christmas tree, inserting and storing the welltracker into the cylindrical housing via a removable cap screw, and deploying the welltrac...