Patents by Inventor Matthew Grein

Matthew Grein 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 and apparatus for modulation using a conductive waveguide
    Publication number: 20070237443
    Abstract: Method and apparatus for modulation of both the intensity and the polarization of radiation in silicon waveguides by applying a biasing voltage to the waveguide.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 11, 2007
    Applicant: Massachusetts Institute of Technology
    Inventors: Michael Geis, Steven Spector, Donna Lennon, Yoon Jung, Matthew Grein, Theodore Lyszczarz