Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6868384 | Method for advertising in speech-supported telecommunication links | Hardy Parus | 2005-03-15 |
| 6504914 | Method for dialog control of voice-operated information and call information services incorporating computer-supported telephony | Lutz Brademann, Christel Mueller, Thomas Mundin, Thomas Ziem, Hardy Parus | 2003-01-07 |
| 6222915 | Method for providing telecommunications-based services | Christel Mueller, Marian Trinkel, Thomas Ziern, Fred Runge | 2001-04-24 |