Patents by Inventor Nadine M. R. Courtois

Nadine M. R. Courtois 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 and a device for detecting changes in a surface state and for monitoring the surface state
    Patent number: 4916317
    Abstract: A method of detecting changes in a surface state and of monitoring said surface state, in particular for a body whose surface is at a given temperature and is in contact with a flowing liquid at a given temperature which may optionally be different from the temperature of said surface, wherein a reference metal body is placed in said liquid, said body having a surface at a temperature which is adjustable independently of the temperature of said liquid, and said body acting as an electrode which is optionally raised to an adjustable potential, and the surface state of said body is detected by measuring the intensity of light radiation reflected from at least one mirror-forming portion of the surface of the reference body.
    Type: Grant
    Filed: October 6, 1988
    Date of Patent: April 10, 1990
    Assignee: Societe Lyonnaise Des Eaux
    Inventors: Jean-Marie Gabriel, Louis Cognet, Robert Semet, Gilles Courtois, Nadine M. R. Courtois