Patents by Inventor Juliette Perrenoud

Juliette Perrenoud 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).

  • Optical element and process for its preparation
    Patent number: 8350233
    Abstract: The present invention has the objective to increase the light output yield of a light conversion foil in comparison to the impacting light. There is proposed to realize the following effects in the various layers of a conversion foil, individually or in combination, namely the isolation of the conversion layer (3) from the support (1) by a, preferably microporous and mesoporous, interlayer (2), and the incorporation of scattering centers (4) either into this interlayer, or into the conversion layer, or into both.
    Type: Grant
    Filed: September 14, 2009
    Date of Patent: January 8, 2013
    Assignee: Ilford Imaging Switzerland GmbH
    Inventors: Rolando Ferrini, Urs Fuerholz, Olivier Nicolet, Marc Pauchard, Juliette Perrenoud, Libero Zuppiroli
  • Optical element and process for its preparation
    Publication number: 20100102251
    Abstract: The present invention has the objective to increase the light output yield of a light conversion foil in comparison to the impacting light. There is proposed to realize the following effects in the various layers of a conversion foil, individually or in combination, namely the isolation of the conversion layer (3) from the support (1) by a, preferably microporous and mesoporous, interlayer (2), and the incorporation of scattering centers (4) either into this interlayer, or into the conversion layer, or into both.
    Type: Application
    Filed: September 14, 2009
    Publication date: April 29, 2010
    Inventors: Rolando Ferrini, Urs Fuerholz, Olivier Nicolet, Marc Pauchard, Juliette Perrenoud, Libero Zuppiroli