Patents by Inventor Franz-Josef Joppek

Franz-Josef Joppek 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).

  • Mobile phone device with several SIM cards
    Patent number: 8688167
    Abstract: There is provided a mobile telephony device, comprising a mobile station that can be connected to a mobile telephony network by using a SIM card. A multiplexer can be connected to the mobile station, the multiplexer holding several SIM cards. An exemplary multiplexer may comprise a first switching component that is configured such that each one of the SIM cards can be connected to the mobile station. The exemplary multiplexer may comprise a second switching component that is configured to switch off the mobile station while one SIM card is being disconnected from the mobile station and another SIM card is being connected to the mobile station.
    Type: Grant
    Filed: April 15, 2010
    Date of Patent: April 1, 2014
    Assignee: Vodafone Holding GmbH
    Inventors: Franz-Josef Joppek, Jörg Franke, Christoph Stepping
  • MOBILE PHONE DEVICE WITH SEVERAL SIM CARDS
    Publication number: 20100279737
    Abstract: There is provided a mobile telephony device, comprising a mobile station that can be connected to a mobile telephony network by using a SIM card. A multiplexer can be connected to the mobile station, the multiplexer holding several SIM cards. An exemplary multiplexer may comprise a first switching component that is configured such that each one of the SIM cards can be connected to the mobile station. The exemplary multiplexer may comprise a second switching component that is configured to switch off the mobile station while one SIM card is being disconnected from the mobile station and another SIM card is being connected to the mobile station.
    Type: Application
    Filed: April 15, 2010
    Publication date: November 4, 2010
    Applicant: Vodafone Holding GmbH
    Inventors: Franz-Josef Joppek, Jörg Franke, Christoph Stepping