Patents by Inventor Heiko Petersdorff

Heiko Petersdorff 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).

  • Upholstery support
    Patent number: 6652034
    Abstract: The invention relates to an upholstery support for a seat, especially for utilization in an automobile. According to the invention, an especially lightweight of vehicle seat construction is achieved in that the upholstery support is built in the form of a sandwich. Essential elements in said sandwich-type construction are a shell mold allocated to a soft upholstery and a back wall element. A shaped foam part, preferably made of hard foam, is inserted between the latter.
    Type: Grant
    Filed: June 13, 2001
    Date of Patent: November 25, 2003
    Assignee: Audi AG
    Inventors: Christian Schramm, Heiko Petersdorff