Patents by Inventor Wilfried Eckert

Wilfried Eckert 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).

  • Hydraulic cylinder
    Patent number: 6336329
    Abstract: A hydraulic master cylinder for a clutch or brake of a motor vehicle is simultaneously optimized for cost-effective mass production and for functional properties.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: January 8, 2002
    Assignee: Ina Walzlager Schaffler oHG
    Inventors: Dieter Adler, Gerhard Prosch, Sigurd Wilhelm, Wilfried Eckert