Patents by Inventor John W. Pratreu

John W. Pratreu 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).

  • Visible light and IR combined image camera
    Patent number: 7994480
    Abstract: An infrared (IR) light camera or sensor that provides temperature alarms. The temperature alarms may be audible, vibrational, and visual to indicate when a portion of the IR image meets user-defined alarm criteria. Visual alarms may be provided by displaying on a camera display unit the portions of the IR image that meet the alarm criteria.
    Type: Grant
    Filed: July 19, 2006
    Date of Patent: August 9, 2011
    Assignee: Fluke Corporation
    Inventors: Kirk R. Johnson, Thomas McManus, John W. Pratreu