Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7235144 | Method for the formation of a high-strength and wear-resistant composite layer | Reiner Heigel, Markus Kern | 2007-06-26 |
| 7013858 | Method for the production of a valve seat | Reiner Heigl, Harald Pfeffinger | 2006-03-21 |