Patents by Inventor Walter R. Kraus

Walter R. Kraus 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).

  • Specific ion sensor and method of manufacture
    Patent number: 4040928
    Abstract: A specific ion sensor comprising a solid state membrane connected by a solid junction to an output terminal. The membrane has a conductive backing which is die pressed in place along with the membrane itself. An electrical lead is bonded to the conductive backing as with a conductive epoxy, and the assembly is then coated on the sides and back with an insulative coating. Thereafter the coated assembly is sealed in place within a sensor housing, and the electrical lead is connected to an appropriate output terminal mounted on the housing.
    Type: Grant
    Filed: July 10, 1973
    Date of Patent: August 9, 1977
    Assignee: The Mead Corporation
    Inventors: Walter R. Kraus, David J. Kelch, Gerald A. Jensen