ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,216,042, issued on Feb. 4, was assigned to ECLYPIA (Grenoble, France) and COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (Paris).

"Photoacoustic detecting device" was invented by Rolf Aidam (Wyhl, Germany), Sebastien Barnola (Villard Bonnot, France), Badhise Ben Bakir (Brezins, France), Jean-Guillaume Coutard (Saint Pancrasse, France) and Kevin Jourde (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photoacoustic detecting device comprises a housing which houses: a lighting module, a photoacoustic cell, comprising an surface contact intended to be placed in contact with the medium to analyse, a photoacoustic cavity exten...