Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920898 | High-pressure valve | Rolf Lappan, Martin Nowak, Michael-Thomas Benra | 2005-07-26 |
| 6689633 | Optical detector with a filter layer made of porous silicon and method for the production thereof | Michel Marso, Rüdiger Arens-Fischer | 2004-02-10 |