Patents by Inventor David Louis Maxime Poussin

David Louis Maxime Poussin 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).

  • Publication number: 20240094536
    Abstract: An optical device is disclosed for use in an augmented reality or virtual reality display, comprising a waveguide (12; 22; 32) and an input diffractive optical element (H0; H3; 34) positioned in or on the waveguide, configured to receive light from a projector and couple it into the waveguide so that it is captured within the waveguide under total internal reflection. The input diffractive optical element has an input grating vector (G0; Gig) in the plane of the waveguide.
    Type: Application
    Filed: December 7, 2021
    Publication date: March 21, 2024
    Inventors: Mohmed Salim Valera, David Louis Maxime Poussin