Patents by Inventor John Innes Coffey

John Innes Coffey 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).

  • Method for controlling in cooling towers
    Patent number: 7252801
    Abstract: A method of controlling Legionella bacteria in cooling water systems is described. The method involves the heating of recirculating cooling water to temperatures of 70° C. for sufficient time to kill the bacteria. The method functions best in combination with chemical bactericides.
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: August 7, 2007
    Inventor: John Innes Coffey