Dierk Dohmann

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Duesseldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Chip card, end unit with chip card and method for modifying a chip...
- Patent number 9,439,024
- Issue date Sep 6, 2016
- Vodafone GmbH
- Frank Helmreich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CHIP CARD, END UNIT WITH CHIP CARD AND METHOD FOR MODIFYING A CHIP...
- Publication number 20130316765
- Publication date Nov 28, 2013
- Frank Helmreich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE