Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477175 | Method and apparatus for transferring information from an information source to information receivers | Thomas Abeln, Matthias Keller, Stefan Schwarz, Peter Giese | 2002-11-05 |
| 5983096 | Communications system with mobile telephones and operating method | Eugen Rippstein | 1999-11-09 |