ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,706, issued on Jan. 13, was assigned to King Abdullah university of Science and Technology (Thuwal, Saudi Arabia).

"Photocatalytic reactor with well-defined illumination area enabling accurate measurement of photocatalytic efficiency" was invented by Jan Kosco (Thuwal, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a device for accurately measuring photocatalytic efficiency. Additional embodiments of the present disclosure further relate to a method of utilizing the disclosed device, for example, to obtain accurate measurements of photocatalytic efficiency and a photocatalyst compatible with the device ...