Volker Kessler

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Vierkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and arrangement for the computer-aided exchange of cryptogra...
- Patent number 6,952,475
- Issue date Oct 4, 2005
- Siemens Aktiengesellschaft
- Guenther Horn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for interchange of cryptographic codes between a first compu...
- Patent number 6,526,509
- Issue date Feb 25, 2003
- Siemens Aktiengesellschaft
- Günther Horn
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process for cryptographic code management between a first computer...
- Patent number 6,401,204
- Issue date Jun 4, 2002
- Siemens Aktiengesellschaft
- Martin Euchner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for the computer-aided exchange of cryptographic keys betwee...
- Patent number 6,064,741
- Issue date May 16, 2000
- Siemens Aktiengesellschaft
- Gunther Horn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for group-based cryptographic code management between a fir...
- Patent number 6,052,787
- Issue date Apr 18, 2000
- Siemens Aktiengesellschaft
- Martin Euchner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE