Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718923 | Hydraulic play compensation element for a valve gear of an internal combustion engine | Rainer Barth, Oliver Fritz, Martin Lechner, Christoph Steinmetz | 2004-04-13 |
| 6640761 | Control device for an intake valve or exhaust valve of an internal combustion engine | Frank Dolderer, Christoph Steinmetz, Martin Lechner | 2003-11-04 |
| 6478074 | Method for the production of a steel camshaft and camshaft produced according to said method | Martin Basler, Ulrich Engelhart, Peter Grahle, Jürgen Schmid, Matthias Vogelsang +1 more | 2002-11-12 |