Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7675895 | Method and apparatus for wireless communication using voice over internet protocol | Jens Mueckenheim, Mirko Schacht | 2010-03-09 |
| 7516473 | Method and system for signaling | Alfons Eizenhoefer, Peter Kuczynski | 2009-04-07 |
| 6975858 | Method and apparatus for reducing signalling load in mobile telecommunications networks | Qiang Cao, Patrick Georges Venceslas Charriere, Fang-Chen Cheng, Gordon Peter Young | 2005-12-13 |
| 6791944 | Mobile terminal and base station in a packet radio services network | Cristian Demetrescu, Simon Fabri | 2004-09-14 |