Patents by Inventor Jean-Louis Lamirand

Jean-Louis Lamirand 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).

  • Solar energy collector system with cylindro-parabolic mirror
    Patent number: 4149523
    Abstract: A solar energy collector having concave mirrors shaped as troughs of parabolic cross-section with a longitudinal pivotal axis enabling them to be aimed at the sun and having, at intervals, connecting members for maintaining at the mirror focus a heat receiving tube of small diameter by comparison with the mirror aperture. A dusttight and moisturetight transparent chamber isolates both the receiving tube and the surface of the mirror from the surrounding atmosphere.
    Type: Grant
    Filed: June 3, 1977
    Date of Patent: April 17, 1979
    Assignee: Bertin & Cie
    Inventors: Jean-Louis Boy-Marcotte, Jean-Louis Lamirand, Philippe A. H. Marchal, Richard J. A. M. Grossin