Patents by Inventor Jean Henri L. Dieul

Jean Henri L. Dieul 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).

  • Reflecting screen, its manufacturing method and its application to heat-insulation device
    Patent number: 4966425
    Abstract: A screen for reflecting radiation, especially infra-red radiation for use at a temperature of at least 900.degree. C. The screen includes a first layer of a bright and polished material, which does not deteriorate when it is brought to the temperature, for reflecting at least a part of the infra-red radiation, and also includes a second layer of a material forming a support. Interposed between the first two layers is at least one third layer of material to block the radiation which issues from a preceding layer, the interposed layer being joined to its two neighboring layers.
    Type: Grant
    Filed: September 20, 1989
    Date of Patent: October 30, 1990
    Assignee: Bronzavia Air Equipment
    Inventor: Jean Henri L. Dieul