Patents by Inventor John Henry Louw

John Henry Louw 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).

  • Co-ordinate loop
    Patent number: D472393
    Type: Grant
    Filed: February 12, 2001
    Date of Patent: April 1, 2003
    Inventor: John Henry Louw