ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,266, issued on May 13, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia) and King Abdullah University of Science and Technology (Thuwal, Saudi Arabia).

"Changes in resistivity of mesh-patterned polymer thin films coated with conductive traces used to detect hydrocarbon fuels hidden in paraffin-based lubrication oils" was invented by Maha Nour (Thuwal, Saudi Arabia), Ayman Amer (Thuwal, Saudi Arabia), Abdullah Hassan Bukhamsin (Thuwal, Saudi Arabia), Esraa Fakeih (Thuwal, Saudi Arabia), Sumana Bhattacharjee (Thuwal, Saudi Arabia) and Khaled Nabil Salama (Thuwal, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and metho...