Patents by Inventor Martin PERTENAIS

Martin PERTENAIS 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).

  • Rear-projection display device
    Patent number: 9804482
    Abstract: A rear-projection display device comprises a mobile light source supplying a light beam of at least one wavelength, a holographic mirror reflecting only said at least one wavelength, an absorbent screen and a transmissive diffuser, the absorbent screen being placed on the rear face of the holographic mirror, the elements being arranged such that the beam from the light source is reflected on the holographic mirror in order to sweep the surface of the transmissive diffuser.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: October 31, 2017
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, RENAULT S.A.S.
    Inventors: Umberto Rossini, Stéphane Getin, Martin Pertenais, Frédéric Sermet, Stéphane Regnier
  • OVERHEAD PROJECTION DISPLAY DEVICE
    Publication number: 20160238921
    Abstract: A rear-projection display device comprises a mobile light source supplying a light beam of at least one wavelength, a holographic mirror reflecting only said at least one wavelength, an absorbent screen and a transmissive diffuser, the absorbent screen being placed on the rear face of the holographic mirror, the elements being arranged such that the beam from the light source is reflected on the holographic mirror in order to sweep the surface of the transmissive diffuser.
    Type: Application
    Filed: September 26, 2014
    Publication date: August 18, 2016
    Inventors: Umberto ROSSINI, Stéphane GETIN, Martin PERTENAIS, Frédéric SERMET, Stéphane REGNIER