Patents by Inventor GRANT Alastair John

GRANT Alastair John 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 WAVEGUIDE EYE TRACKER
    Publication number: 20160209657
    Abstract: An eye tracker having a first waveguide for propagating illumination light along a first waveguide path and propagating image light reflected from at least one surface of an eye along a second waveguide path. At least one grating lamina for deflecting the illumination light out of the first waveguide path towards the eye and deflecting the image light into the second waveguide path towards a detector is disposed adjacent an optical surface of the waveguide.
    Type: Application
    Filed: May 19, 2014
    Publication date: July 21, 2016
    Applicant: DigiLens, Inc.
    Inventors: POPOVICH Milan Momeilo, WALDREN Jonathan David, GRANT Alastair John