Patents by Inventor Philippe Stauffer

Philippe Stauffer 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).

  • Method for assembling a casing ring in a watch case and casing ring for such method
    Patent number: 6575619
    Abstract: The method for assembling and fixing a casing ring (3) in a watch case (6) uses a ring made of plastically deformable material fitted with means (60, 70) forming a single piece with the ring and capable of positioning it with respect to the case. The ring is introduced into the case, which causes said positioning means to be deformed plastically. The introduction is interrupted when the ring occupies a determined position with respect to the case.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: June 10, 2003
    Assignee: Eta SA Fabriques d'Ebauches
    Inventor: Philippe Stauffer
  • Mutual mounting of a crystal, a dial and a casing ring for a timepiece
    Patent number: 6456569
    Abstract: In order to angularly position and centre the crystal (5) with respect to the dial (4), the dial is provided with at least one lug (8) capable of being introduced precisely into a hollow (11) made in a collar (10) of the crystal (5). Thus, if the crystal has a lens (41) and the dial (4) has a window (40), the lens will be superposed exactly on said window.
    Type: Grant
    Filed: April 24, 2000
    Date of Patent: September 24, 2002
    Assignee: Eta SA Fabriques d'Ebauches
    Inventor: Philippe Stauffer