Patents by Inventor Norman H. Ridenour

Norman H. Ridenour 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).

  • Chair
    Patent number: D278105
    Type: Grant
    Filed: January 28, 1983
    Date of Patent: March 26, 1985
    Inventor: Norman H. Ridenour