Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390088 | Aerosol inhaler | Harald Sprenger | 2002-05-21 |
| 6119684 | Aerosol inhaler | Harald Sprenger | 2000-09-19 |
| 4985205 | Test carrier analysis system | Rainer Fritsche, Klaus Pollmann, Elmar Schmidt | 1991-01-15 |