Patents by Inventor Helmut L. Oswald

Helmut L. Oswald 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).

  • Methods and apparatus for controlling a shutdown of an internal combustion engine
    Patent number: 6886519
    Abstract: Methods and apparatus are provided for controlling a shutdown of an internal combustion engine. The apparatus comprises an intake manifold configured to conduct an intake charge of air to an intake port of the internal combustion engine and a throttle configured to alter the intake charge of air to the intake port of the internal combustion engine. The apparatus further comprises a controller configured to control the throttle such that a substantial termination of the intake charge of air is provided during the shutdown of the internal combustion engine.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: May 3, 2005
    Assignee: General Motors Corporation
    Inventors: Thomas Alan Slopsema, Randall S. Beikmann, Paul Alan Bauerle, Julie S. Fuller, Stuart R. Smith, Helmut L. Oswald
  • Methods and apparatus for controlling a shutdown of an internal combustion engine
    Publication number: 20020179031
    Abstract: Methods and apparatus are provided for controlling a shutdown of an internal combustion engine. The apparatus comprises an intake manifold configured to conduct an intake charge of air to an intake port of the internal combustion engine and a throttle configured to alter the intake charge of air to the intake port of the internal combustion engine. The apparatus further comprises a controller configured to control the throttle such that a substantial termination of the intake charge of air is provided during the shutdown of the internal combustion engine.
    Type: Application
    Filed: May 30, 2001
    Publication date: December 5, 2002
    Inventors: Thomas Alan Slopsema, Randall S. Beikmann, Paul Alan Bauerle, Julie S. Fuller, Stuart R. Smith, Helmut L. Oswald