Patents by Inventor Fabienne Hanriot

Fabienne Hanriot 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).

  • Mold inserts
    Patent number: 7722788
    Abstract: The invention relates to a mold insert, the interior surface thereof having an average quadratic roughness of less than 10 nm. Said insert is covered with a protective layer exhibiting a Vickers hardness of more than 1000 HV, a thickness of between 0.2 and 5 ?m, and an adhesive strength greater than 15 N. The invention also relates to a method for the production thereof. The invention is used for the production of ophthalmic lenses.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: May 25, 2010
    Assignee: Essilor International
    Inventors: Marie-Paule Ferrachat, Fabienne Hanriot, Alain Massee, Alain Coulon
  • Mold inserts
    Publication number: 20040169313
    Abstract: The invention relates to a mold insert, the interior surface thereof having an average quadratic roughness of less than 10 nm. Said insert is covered with a protective layer exhibiting a Vickers hardness of more than 1000 HV, a thickness of between 0.2 and 5 &mgr;m, and an adhesive strength greater than 15 N. The invention also relates to a method for the production thereof. The invention is used for the production of ophthalmic lenses.
    Type: Application
    Filed: November 13, 2003
    Publication date: September 2, 2004
    Inventors: Marie-Paule Ferrachat, Fabienne Hanriot, Alain Massee, Alain Coulon