Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687468 | Process for manufacturing a magnetic circuit for a valve | Robert Schmidt-Hebbel | 1997-11-18 |
| 5655715 | Fuel injection valve | Christian Preussner | 1997-08-12 |
| 5634597 | Electromagnetically actuated fuel injection valve | Klaus-Henning Krohn, Christian Preussner, Johann Bayer | 1997-06-03 |