Patents by Inventor Ronald L. Oswick

Ronald L. Oswick 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).

  • Patent number: D448808
    Type: Grant
    Filed: January 18, 2001
    Date of Patent: October 2, 2001
    Inventors: Ronald L. Oswick, Donald E. Oswick