Patents by Inventor John Edward Mack

John Edward Mack 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).

  • Belt flaw detector
    Patent number: 5994712
    Abstract: A belt flaw detector has a light source, a sensor, and processing and signalling means to indicate and warn of the flaw in the belt.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: November 30, 1999
    Inventor: John Edward Mack