Patents by Inventor Bradford M. Lennox

Bradford M. Lennox 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).

  • Pickup truck tailgate monitor
    Patent number: 6137419
    Abstract: The pickup truck tailgate monitor includes a control panel mounted adjacent to an operator station in the cab of the truck. The control panel is connected to the master switch for the vehicle. A monitor switch on the control panel is closed to activate the monitor. If the monitor is operational, an indicator light of a first circuit is illuminated. A second circuit with an audible indicator is energized by a sensor switch that is closed. The sensor switch is closed when the tailgate is open. When the tailgate is closed, the sensor switch is open.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: October 24, 2000
    Inventors: Christina M. Lennox, Bradford M. Lennox, Paul J. Huber