Patents by Inventor Rafael Espinosa Paredes

Rafael Espinosa Paredes 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).

  • Non-intrusive throttle body calibration
    Patent number: 5659389
    Abstract: A system for calibrating production throttle bodies in which a throttle body (18) is mounted in a fixture (16) and light is transmitted by a light source (12) through the throttle body main bore (20) onto a translucent screen (22). A camera (14) senses the light regions (34) and transmits the information to a controller (26), which calculates the angular position of the throttle valve (32).
    Type: Grant
    Filed: December 12, 1996
    Date of Patent: August 19, 1997
    Inventors: Bradley John Hieb, Rafael Espinosa Paredes, Jerry Dean Robichaux