Patents by Inventor Ian Carwardine

Ian Carwardine 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: D399815
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: October 20, 1998
    Inventors: John Martin, Ian Carwardine