Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7505771 | Method for assigning orthogonal variable spreading factor code in a wireless cellular telecommunication system | Klaus Keil, Stephen Kaminski, Hajo Bakker, Siegfried Klein | 2009-03-17 |
| 6353737 | Terminal and authorization card for a subscriber, telecommunications network, and method for modifying a service profile assigned to the subscriber | — | 2002-03-05 |
| 6023503 | Method for deciding on the acceptance or non-acceptance of a call, as well as circuit module, communication terminal, portable unit, and network component for a telecommunication network | Jan David Schneider, Anke Schmietainski | 2000-02-08 |