Patents by Inventor Peter D. Girouard

Peter D. Girouard 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).

  • ?modulators and related devices with barium titanate photonic crystal waveguides
    Patent number: 10310181
    Abstract: Barium titanate thin film waveguides and related modulator and devices with photonic crystal structures to promote wide bandwidths, low operating voltages and small footprint.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: June 4, 2019
    Assignee: NORTHWESTERN UNIVERSITY
    Inventors: Bruce W. Wessels, Zhifu Liu, Peter D. Girouard
  • X(2) Modulators and Related Devices with Barium Titanate Photonic Crystal Waveguides
    Publication number: 20170299811
    Abstract: Barium titanate thin film waveguides and related modulator and devices with photonic crystal structures to promote wide bandwidths, low operating voltages and small footprint.
    Type: Application
    Filed: April 17, 2017
    Publication date: October 19, 2017
    Inventors: Bruce W. Wessels, Zhifu Liu, Peter D. Girouard