Patents by Inventor Stefan Meimeth

Stefan Meimeth 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).

  • Process for manufacture of precision interstitial-free steel tubes
    Patent number: 6290788
    Abstract: A process for producing precision steel tubes includes cold forming tube blanks, in particular in a plurality of forming steps, with or without an internal tool. In this process, a tube blank made from interstitial free IF steel is used as the starting material.
    Type: Grant
    Filed: February 8, 1999
    Date of Patent: September 18, 2001
    Assignee: Mannesmann AG
    Inventors: Ronald Claus, Jürgen Wiete, Rüdiger Hahn, Stefan Meimeth