Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7056596 | Method for coating a surface of a track component, in addition to a track component | Joachim Heilscher, Stefan Schmedders | 2006-06-06 |
| 6315844 | Method for producing high-strength track element and track element thus obtained | Gerhard Ratz | 2001-11-13 |
| 6177205 | Process for producing a permanent way component and such a component | Alfred Kais, Gerhard Ratz | 2001-01-23 |