Patents by Inventor Robert W. Powers

Robert W. Powers 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).

  • Cell casing with a hermetic mechanical seal and a hermetically sealed sodium-sulfur cell
    Patent number: 3946751
    Abstract: A cell casing and a hermetically sealed sodium-sulfur cell are disclosed wherein the cell casing includes a hermetic mechanical seal joining two opposed outer metallic casing portions to a ceramic ring supporting an inner casing of a solid sodium ion-conductive material. A hermetically sealed sodium-sulfur cell has the above type of casing with a sodium negative electrode in the inner casing and a positive electrode of sulfur in conductive material in an outer casing portion surrounding the inner casing.
    Type: Grant
    Filed: February 18, 1975
    Date of Patent: March 30, 1976
    Assignee: General Electric Company
    Inventors: Manfred Wolfgang Breiter, Stephan P. Mitoff, Robert W. Powers