Patents by Inventor Aime M. Salles

Aime M. Salles 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).

  • Visibility measuring device
    Patent number: 4311388
    Abstract: A device for measuring the visibility, or diffusion coefficient, of atmosre air, including a light source for directing light onto a volume of air and a receiver capable of measuring the flow of light diffused by the volume of air. The source is surrounded by ambient air and furnishes a beam diverging in essentially all directions except within at least one dark cone. A receiver opening is directed toward the source, but is located in the dark cone so as to receive only diffused light. The apparatus is for use in meteorological installations, notably in airports.
    Type: Grant
    Filed: October 25, 1979
    Date of Patent: January 19, 1982
    Assignee: Societe Nationale d'Etude et de Construction de Moteurs d'Aviation
    Inventors: Michel C. Roiret, Aime M. Salles