Patents Examined by Leonard E. Reyman
  • Modulating air/fuel ratio
    Patent number: 5511378
    Abstract: The amplitude of peak to peak air to fuel ratio variation of an internal combustion engine is modulated as a function of catalyst temperature.
    Type: Grant
    Filed: May 5, 1995
    Date of Patent: April 30, 1996
    Assignee: Ford Motor Company
    Inventors: Michael P. Lindlbauer, Terry W. Childress