Patents by Inventor Roger Hawkins

Roger Hawkins 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).

  • Sensor assembly for tank cars
    Publication number: 20070120665
    Abstract: A sensor assembly, system and method for using a sensor assembly is disclosed making use of a sealed switch and an actuator that converts linear motion in a plane to linear motion in a perpendicular plane. The motion of the actuator in the perpendicular plane actuates the switch which signals that hatch is in an open position.
    Type: Application
    Filed: November 28, 2005
    Publication date: May 31, 2007
    Inventors: Michael Martin, Roger Hawkins