Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949855 | Communication system | Martin Elixmann, Jochen E. Fischer, Holger Gappisch, Axel Kehne, Karin Klabunde +1 more | 1999-09-07 |
| 5673261 | Communication system | Hermann Tjabben, Armand Lelkens | 1997-09-30 |
| 5581601 | Communication system | Axel Kehne, Karin Klabunde, Ursula Konrads | 1996-12-03 |