Patents by Inventor Lars Mikael Fredriksson

Lars Mikael Fredriksson 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).

  • Internal combustion engine control during cold start
    Patent number: 6941927
    Abstract: The invention relates to a method for controlling an internal combustion engine during a cold start operation. The engine is supplied with a substantially constant, lean air/fuel ratio immediately after the engine is started, while the engine has an idle speed that is allowed to vary as a function of the difference between a target air/fuel ratio and an actual air/fuel ratio. The invention further relates to an arrangement for carrying out the method.
    Type: Grant
    Filed: May 28, 2003
    Date of Patent: September 13, 2005
    Assignee: Ford Global Technologies, LLC
    Inventors: Goran Almkvist, Klaas Burgdorf, Lars Mikael Fredriksson
  • Internal combustion engine control during cold start
    Publication number: 20040025836
    Abstract: The invention relates to a method for controlling an internal combustion engine during a cold start operation. The engine is supplied with a substantially constant, lean air/fuel ratio immediately after the engine is started, while the engine has an idle speed that is allowed to vary as a function of the difference between a target air/fuel ratio and an actual air/fuel ratio. The invention further relates to an arrangement for carrying out the method.
    Type: Application
    Filed: May 28, 2003
    Publication date: February 12, 2004
    Inventors: Goran Almkvist, Klaas Burgdorf, Lars Mikael Fredriksson