Patents by Inventor Jean-Loup Bertaux

Jean-Loup Bertaux has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of measurement of the concentration of a substance contained in a gas and devices for carrying out said method
    Patent number: 4066904
    Abstract: In a method for measuring the concentration of a substance contained in a gas, the gas is irradiated with a radiation having a sufficiently short wavelength to photodissociate the substance. A photometric measurement is then carried out on at least one of the products of photodissociation in order to determine its concentration which is proportional to the concentration of the substance to be measured.
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: January 3, 1978
    Assignee: Agence Nationale de Valorisation de la Recherche Anvar
    Inventors: Jean-Loup Bertaux, Jacques Alain Quessette