Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5469731 | Apparatus and method for a gas quantity setting system | Klaus-Peter Schwarz | 1995-11-28 |
| 5419178 | Exhaust-gas analyzer | Horst Horn | 1995-05-30 |
| 5218857 | Exhaust-gas analyzer | Horst Horn | 1993-06-15 |