Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7380729 | Dispensing method | Hartwig Preckel | 2008-06-03 |
| 7096710 | Method for monitoring the operational capability of a transport device and liquid transport device | Hartwig Preckel, Axel Ehlert | 2006-08-29 |