Patents by Inventor Ulrich Wortelkamp

Ulrich Wortelkamp 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).

  • Device for protecting electronic circuits from unauthorized access
    Patent number: 6355316
    Abstract: To improve a device for protecting electronic circuits from unauthorized access so that it can be produced inexpensively, can be handled and guarantees increased security, the invention proposes a device for protecting electronic circuits from unauthorized access with at least one hood-type cover element, which is arranged on a circuit plate covering it at least in some areas and has tracks that can be connected to a detection circuit to detect mechanical damage, wherein the cover element is made of a material that is very hard and at the same time very brittle.
    Type: Grant
    Filed: May 8, 2000
    Date of Patent: March 12, 2002
    Assignee: Scheidt & Bachmann GmbH
    Inventors: Norbert Miller, Ulrich Wortelkamp