Patents by Inventor Leon Cox

Leon Cox 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).

  • Composite aluminum capacitor foil
    Patent number: 4214041
    Abstract: A composite aluminum base alloy foil is described which is particularly useful as foil material in electrical capacitors. The composite is based on the use of a relatively lower purity, inexpensive core material clad on both sides with a relatively higher purity, more expensive cladding material.
    Type: Grant
    Filed: December 1, 1978
    Date of Patent: July 22, 1980
    Assignee: Swiss Aluminium Ltd.
    Inventors: Julius C. Fister, Jr., William C. Setzer, Leon Cox