Patents by Inventor Joseph S. Mack

Joseph S. Mack 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).

  • Support frame of wheelchair or the like
    Patent number: D298074
    Type: Grant
    Filed: January 14, 1986
    Date of Patent: October 11, 1988
    Inventors: Thomas G. Cannon, Walter W. Hayward, Joseph S. Mack