Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6249725 | Method of controlling at least one station display and a central control station | Helmut Kauer | 2001-06-19 |
| 6137425 | Waiting time prediction system | Martin Oster, Peter Weisbier, Gunter Schiehser, Kurt Eigner, Wolfgang Grande +1 more | 2000-10-24 |