Patents by Inventor Jean-Marie Keller

Jean-Marie Keller 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).

  • Device for blocking optical elements
    Patent number: 8177607
    Abstract: A locking device includes a rigid base (2) and a deformable pocket (3) containing a granular material (13). Discharging elements (4) are provided for gas exchange between the inside and the outside of the deformable pocket (3).
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: May 15, 2012
    Assignee: Essilor International (Compagnie Generale d'Optique)
    Inventors: Patrick Herbin, Jean-Marie Keller
  • Device for Blocking Optical Elements
    Publication number: 20080299881
    Abstract: The invention concerns a locking device comprising a rigid base (2) and a deformable pocket (3) containing a granular material (13). Discharging means (4) are provided for gas exchange between the inside and the outside the deformable pocket (3).
    Type: Application
    Filed: December 26, 2006
    Publication date: December 4, 2008
    Applicant: Essilor International (Compangnie Generale D'Optique)
    Inventors: Patrick Herbin, Jean-Marie Keller