Patents by Inventor Willi Kolmitz

Willi Kolmitz 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).

  • Actuating device for pressure medium brake systems
    Patent number: 4161341
    Abstract: The invention relates to an actuating device for pressure medium brake systems for controlling the motor-vehicle brake valve and an electric switching arrangement for continuously switching on the individual braking steps of a third brake system.
    Type: Grant
    Filed: September 16, 1977
    Date of Patent: July 17, 1979
    Assignee: WABCO Westinghouse GmbH
    Inventors: Erich Reinecke, Helmut Ulrich, Arnold Haas, Willi Kolmitz