Patents by Inventor Johannes Hankhofer

Johannes Hankhofer 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).

  • Protection for circuit boards
    Patent number: 8522051
    Abstract: A system comprising a circuit board and an integrated circuit device mounted on the circuit board by means of an external contact, and comprising an anti-tamper device being connectable to the external contact to switch the integrated circuit device into a safe mode upon application of a predetermined electrical state at the external contact is described.
    Type: Grant
    Filed: May 7, 2007
    Date of Patent: August 27, 2013
    Assignee: Infineon Technologies AG
    Inventors: Johannes Hankhofer, Manfred Mengel, Stephan Schaecher
  • PROTECTION FOR CIRCUIT BOARDS
    Publication number: 20080278217
    Abstract: A system comprising a circuit board and an integrated circuit device mounted on the circuit board by means of an external contact, and comprising an anti-tamper device being connectable to the external contact to switch the integrated circuit device into a safe mode upon application of a predetermined electrical state at the external contact is described.
    Type: Application
    Filed: May 7, 2007
    Publication date: November 13, 2008
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Johannes Hankhofer, Manfred Mengel, Stephan Schaecher