Patents by Inventor Paul L. Powell, III

Paul L. Powell, III 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).

  • Variable geometry turbocharging system and method
    Patent number: 6134889
    Abstract: A variable geometry turbocharging system for use in an internal combustion engine utilizes a voice coil assembly. The voice coil assembly includes a field and an armature. The voice coil assembly is actuatable to move the armature relative to the field, and is connected to the turbocharger such that movement of the armature relative to the field changes the geometry of the turbocharger.
    Type: Grant
    Filed: April 28, 1999
    Date of Patent: October 24, 2000
    Assignee: Detroit Diesel Corporation
    Inventors: Craig R. Markyvech, Joseph A. Williamson, Kyle G. Wick, Paul L. Powell, III