ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,244, issued on July 28, was assigned to TotalEnergies OneTech (Courbevoie, France).

"Device for analyzing a fluid in a sample and related method" was invented by Michel N'Guyen (Paul, France) and Cyril Caubit (Paul, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The device includes a first X-ray source, configured to illuminating a measurement cell with a first beam of X photons; a first detector, placed opposite the first X-ray source along a first illumination axis; a second X-ray source, configured to illuminating the measurement cell with a second beam of X photons simultaneously with the first X-ray source; a second detector, placed oppo...