ALEXANDRIA, Va., July 3 -- United States Patent no. 12,346,132, issued on July 1, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Identifying and remediating a gas leak" was invented by Salem D. Al-Qahtani (Dammam, Saudi Arabia), Soliman A. Al-Walaie (Dhahran, Saudi Arabia) and Zahir Fartas (Dammam, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and an unmanned aerial vehicle for identifying and remediating a gas leak. The method includes flying the unmanned aerial vehicle towards a possible location of the gas leak, then detecting a first condition indicative of the gas leak with a first sensor and sensing environmental conditions near the gas leak with an environmental...