Patents by Inventor Maurice Carre

Maurice Carre 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).

  • Patent number: 4758226
    Abstract: A device for dispensing a product in predetermined metered amounts. The product is contained in a tank including an output orifice associated with means which continuously control the output of product from the tank. The opening of two adjacent valves, each comprising a calibrated nozzle, is controlled by a piezoelectric crystal. Electronic means are provided to control the deformation of the crystals to control the output of product from the tank in predetermined metered amounts.
    Type: Grant
    Filed: April 20, 1987
    Date of Patent: July 19, 1988
    Inventor: Maurice Carre