Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640761 | Control device for an intake valve or exhaust valve of an internal combustion engine | Frank Dolderer, Volker Korte, Christoph Steinmetz | 2003-11-04 |
| 6581555 | Method and device for opening and closing a valve of an internal combustion engine | Marcus Abele, Thomas GLAS, Christoph Steinmetz | 2003-06-24 |