Patents by Inventor Brahim Dahmani Dahmani

Brahim Dahmani Dahmani 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).

  • Holographic device for formation of colored, polarized and angularly separated light beams and video image projector which utilizes it
    Patent number: 6727937
    Abstract: A holographic device, which has first and second roughly coplanar and superposed holograms, which are illuminated by the same non-polarized light beam with at least first and second spectral compositions, the holograms each being recorded in a manner such that in its middle, the axis of the diffracted beam is perpendicular to the direction of the incident beam in this medium, the diffracted beams forming first and second angularly separated light beam with the same polarization, and having different spectral compositions.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: April 27, 2004
    Assignee: Corning Incorporated
    Inventors: Vitaly I. Sukhanov, Alexander Galpern, Brahim Dahmani Dahmani