Jorg Littmann

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Delbruck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Network entity for interconnecting SIP end-points of different capa...
- Patent number 7,554,927
- Issue date Jun 30, 2009
- Siemes Aktiengesellschaft
- Thomas Hanna
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Network entity for interconnecting sip end-points of different capa...
- Publication number 20070083658
- Publication date Apr 12, 2007
- Thomas Hanna
- H04 - ELECTRIC COMMUNICATION TECHNIQUE