Patents by Inventor René Rappo

René Rappo 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).

  • Reinforced micro-mechanical part
    Patent number: 8339904
    Abstract: The micro-mechanical part, for example a horological movement part, includes a silicon core (1) all or part of the surface (3) of which is coated with a thick amorphous material (2). This material is preferably silicon dioxide and has a thickness which is five times greater than the thickness of native silicon dioxide.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: December 25, 2012
    Assignee: ETA SA Manufacture Horlogère Suisse
    Inventors: René Rappo, Marc Lippuner, Lionel Paratte, Thierry Conus
  • REINFORCED MICRO-MECHANICAL PART
    Publication number: 20100214880
    Abstract: The micro-mechanical part, for example a horological movement part, includes a silicon core (1) all or part of the surface (3) of which is coated with a thick amorphous material (2). This material is preferably silicon dioxide and has a thickness which is five times greater than the thickness of native silicon dioxide.
    Type: Application
    Filed: June 21, 2006
    Publication date: August 26, 2010
    Applicant: ETA SA MANUFACTURE HORLOGERE SUISSE
    Inventors: René Rappo, Marc Lippuner, Lionel Paratte, Thierry Conus