Patents by Inventor Christopher J. S. C. Francis

Christopher J. S. C. Francis 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).

  • Electrical ioniser
    Patent number: D543264
    Type: Grant
    Filed: March 22, 2004
    Date of Patent: May 22, 2007
    Assignee: Meech Static Eliminators LImited
    Inventors: Christopher J. S. C. Francis, Simon W. Hatcher, David Rogers