Gunter Maringer

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for the mutual authentication of components in a...
- Patent number 7,203,836
- Issue date Apr 10, 2007
- T. Mobile Deutschland GmbH
- Gunter Maringer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for accessing a portion of the data on a microprocessor card
- Patent number 5,907,616
- Issue date May 25, 1999
- Mannesmann Aktiengesellschaft
- Roswitha Brogger
- G06 - COMPUTING CALCULATING COUNTING