Patents by Inventor James D. Truesdell

James D. Truesdell 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).

  • Molded elastomeric prosthetic foot having energy-storing articulated keel
    Patent number: 4652266
    Abstract: A prosthetic foot is disclosed which comprises an articulated heel. The heel comprises a plurality of links and has energy-storing resilient devices at adjacent ends of the links.
    Type: Grant
    Filed: March 7, 1986
    Date of Patent: March 24, 1987
    Assignee: Kingsley Mfg. Co.
    Inventor: James D. Truesdell