Patents by Inventor Nayana S. Bora

Nayana S. Bora 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).

  • Method for correcting volume-phase-gelatin holograms Bragg's angle deviation
    Patent number: 4509817
    Abstract: The Bragg's angle deviation of volume-phase-gelatin holograms is corrected by increasing the water content of the developed hologram and then reducing the water content of the hologram until the Bragg's angle deviation is zero.
    Type: Grant
    Filed: August 1, 1983
    Date of Patent: April 9, 1985
    Assignee: NCR Corporation
    Inventors: Ping-Pei Ho, Brian A. Gorin, Nayana S. Bora