Patents by Inventor Jonathan David Waldem

Jonathan David Waldem 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).

  • Waveguide Laser Illuminator Incorporating a Despeckler
    Publication number: 20200292840
    Abstract: There is provided an illumination device comprising: a laser; a waveguide comprising at least first and second transparent lamina; a first grating device for coupling light from the laser into a TIR path in the waveguide; a second grating device for coupling light from the TIR path out of the waveguide; and a third grating device for applying a variation of at least one of beam deflection, phase retardation or polarization rotation across the wavefronts of the TIR light. The first second and third grating devices are each sandwiched by transparent lamina.
    Type: Application
    Filed: May 29, 2020
    Publication date: September 17, 2020
    Applicant: DigiLens Inc.
    Inventors: Milan Momcilo Popovich, Jonathan David Waldem, Alastair John Grant