ALEXANDRIA, Va., July 23 -- United States Patent no. 12,366,530, issued on July 22, was assigned to L'Oreal (Paris).

"Method and device for determining UV coverage on irradiation target in real time" was invented by Alexandre Nicolas (Kawasaki-shi, Japan), Chin Kai Lee (Kawasaki-shi, Japan), Charlotte Pellet (Kawasaki-shi, Japan) and Woo Ram Park (Kawasaki-shi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for determining UV coverage on an irradiation target in real time comprises the steps of irradiating an irradiation target (10) with light including UV light (16) immediately after applying a sunscreen (12); detecting an amount of fluorescent light (20) emitted from the irradiation target i...