Walter Hipfinger

Follow

Person

Vienna, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Method for making available features for alternative connections of...
- Patent number 7,353,293
- Issue date Apr 1, 2008
- Siemens Aktiengesellschaft
- Walter Hipfinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Internet protocol (IP) emergency connections (ITEC) telephony
- Patent number 6,678,357
- Issue date Jan 13, 2004
- Siemens Information and Communication Networks, Inc.
- Peggy M. Stumer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Internet protocol (IP) emergency connections (ITEC) telephony
- Publication number 20030063714
- Publication date Apr 3, 2003
- Peggy M. Stumer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE