Patents by Inventor Herbert James Erhardt

Herbert James Erhardt 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).

  • MICRO-ELECTROMECHANICAL MICROSHUTTER ARRAY
    Publication number: 20090097095
    Abstract: A microshutter array has a frame having a light transmissive portion. Linear microshutter elements extend across the light transmissive portion and in parallel to each other. Each microshutter element has a flat blade extended in a length direction and first and second torsion arms extending outwards from each side of the blade in the length direction, the blade extending across the light transmissive portion. There is at least one electrode associated with each linear microshutter element and extended in the length direction parallel to the microshutter element.
    Type: Application
    Filed: October 11, 2007
    Publication date: April 16, 2009
    Inventors: John N. Border, Herbert James Erhardt, J. Kelly Lee, Marek W. Kowarz