Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628773 | Process for providing the subscriber number of the calling subscriber, service unit, and private communication network | Wolfgang Lautenschlager | 2003-09-30 |
| 6587549 | Device for automatically processing incoming electronic mail (=e-mail) | — | 2003-07-01 |
| 6570979 | Compatibility server with in-supported telephone number portablility | Wolfgang Lautenschlager | 2003-05-27 |