Holger Steinbach

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Paderborn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for switching telephone calls between two telephone networks...
- Patent number 6,816,588
- Issue date Nov 9, 2004
- Siemens Aktiengesellschaft
- Holger Steinbach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for converting messages exhibiting different formats in comm...
- Patent number 5,912,897
- Issue date Jun 15, 1999
- Siemens Aktiengesellschaft
- Holger Steinbach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for evaluating performance-feature-related messages in a pro...
- Patent number 5,734,832
- Issue date Mar 31, 1998
- Siemens Aktiengesellschaft
- Erwin Tanger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE