Patents by Inventor David S Kellogg

David S Kellogg 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: D473080
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: April 15, 2003
    Inventor: David S Kellogg