Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7172794 | Method for treating ferrous alloy parts in order to improve the rubbing properties thereof without causing hardness loss or deformation | Jean-Paul Terrat | 2007-02-06 |
| 6645315 | Surface treatment process for mechanical parts subject to wear and corrosion | Stephan Teil | 2003-11-11 |