Patents by Inventor Wayne Callaway

Wayne Callaway 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: D273348
    Type: Grant
    Filed: March 8, 1982
    Date of Patent: April 10, 1984
    Inventors: Richard S. Risch, Wayne Callaway