Patents by Inventor Frederic Nyssen

Frederic Nyssen 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).

  • Patent number: 6857626
    Abstract: A spring element comprises an insert (1) of a compact material having a rigidity which is higher than that of the material of which the spring element consists, and comprises a part (2) which acts as an additional spring and a part (3) which acts as a spring pad.
    Type: Grant
    Filed: July 10, 2001
    Date of Patent: February 22, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Thomas Burlage, August-Wilhelm Gelmke, Frederic Nyssen, Jan Wucherpfennig
  • Publication number: 20030132561
    Abstract: A spring element comprises an insert (1) of a compact material having a rigidity which is higher than that of the material of which the spring element consists, and comprises a part (2) which acts as an additional spring and a part (3) which acts as a spring pad.
    Type: Application
    Filed: December 20, 2002
    Publication date: July 17, 2003
    Inventors: Thomas Burlage, August-Wilhelm Gelmke, Frederic Nyssen, Jan Wucherpfennig