Patents by Inventor Georges Lazard

Georges Lazard 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).

  • Exhaust device for kitchen hood, air purifier and the like, and hood comprising such a device
    Patent number: 4936288
    Abstract: This invention relates to an exhaust device for a kitchen hood, air purif and the like. It consists of a rigid flat disk (1), of a material impermeable to the gas flow, driven in rotation around its central axis by a drive means, said disk comprising on its front face turned toward the gas flow to be exhausted a plurality of projecting elements (2,3;2a,3a;2b,3b) arranged to form ducts (14) directing the exhausted gas flow in the direction of the periphery of said disk.
    Type: Grant
    Filed: July 7, 1989
    Date of Patent: June 26, 1990
    Assignee: Societe d'Investissement et d'Innovation Industriels S. I.I.I.
    Inventor: Georges Lazard