Gunter Schafer

Follow

Person

Berlin, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Communication system and method for providing a mobile communicatio...
- Patent number 8,688,077
- Issue date Apr 1, 2014
- Siemens Enterprise Communications GmbH & Co. KG
- Alfons Fartmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Verifying check-in authentication by using an access authentication...
- Patent number 7,171,202
- Issue date Jan 30, 2007
- Siemens Aktiengesellschaft
- Tianwei Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communication System and Method for Providing a Mobile Communicatio...
- Publication number 20070287422
- Publication date Dec 13, 2007
- SIEMENS AKTIENGESELLSCHAFT
- Alfons Fartmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dynamic and Traffic-Driven Optimization of Message Routing to Geogr...
- Publication number 20070263571
- Publication date Nov 15, 2007
- Sven Hermann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Verifying check-in authentication by using an access authentication...
- Publication number 20050079866
- Publication date Apr 14, 2005
- Tianwei Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for carrying out a qos-oriented handoff between a first and...
- Publication number 20040240414
- Publication date Dec 2, 2004
- Changpeng Fan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE