Patents by Inventor Pierre Carmona

Pierre Carmona 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).

  • Metering device for taking up and dispensing a volume of product, and method for mixing several products implementing such a metering device
    Patent number: 5429276
    Abstract: A metering device has a chamber of variable volume, closed at one end by a closure member; a link for the chamber with the outside, and a control for the variations in the volume of the chamber, making it possible to draw in or to discharge depending on whether the volume increases or decreases. The closure member is traversed by at least one duct emerging in the chamber and towards a container; selection elements are provided either for connecting the duct to the product container, or for closing the duct; a dispensing orifice is provided in the wall of the chamber, this orifice being equipped with a shut-off capable of being closed when drawing into the chamber and of being opened for dispensing.
    Type: Grant
    Filed: December 23, 1993
    Date of Patent: July 4, 1995
    Assignee: L'Oreal
    Inventors: Dominique Esclar, Gerard Braque, Pierre Carmona, Michel Gaubert, Franck Leitman
  • Multiservice and interactive digital terminal
    Patent number: D902919
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: November 24, 2020
    Assignee: AKSOR
    Inventor: Pierre Carmona