Patents by Inventor Ralf Johannknecht

Ralf Johannknecht 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).

  • Method for controlling the damper current for an electrically adjustable damper
    Patent number: 6868946
    Abstract: A method controls the damper current of a damper of a motor vehicle. The damper is adjustable by an electrical current and the permissible change of the current per time interval is delimited by a limit.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: March 22, 2005
    Assignee: Continental Aktiengesellschaft
    Inventors: Jörg Kock, Ralf Johannknecht, Jörg Grotendorst, Stefan Zoufal, Alexander Stiller, Hermann Hoinkhaus
  • Method for controlling the damper current for an electrically adjustable damper
    Publication number: 20020166741
    Abstract: A method controls the damper current of a damper of a motor vehicle. The damper is adjustable by an electrical current and the permissible change of the current per time interval is delimited by a limit.
    Type: Application
    Filed: May 9, 2002
    Publication date: November 14, 2002
    Inventors: Jorg Kock, Ralf Johannknecht, Jorg Grotendorst, Stefan Zoufal, Alexander Stiller, Hermann Hoinkhaus