Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719950 | Miniaturized exhaust gas sensor | John Day, Harald Neumann, Heinrich Hipp | 2004-04-13 |
| 6676818 | Exhaust gas probe | Detlef Heimann, Hans-Joerg Renz, Harald Neumann, Bernd Schumann, Lothar Diehl | 2004-01-13 |