Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989063 | Device for tempering rolled stock of great length | Rainer Wahn | 2006-01-24 |
| 6689228 | Device for tempering rolled stock of great length | Rainer Wahn | 2004-02-10 |
| 6432230 | Process and device for hardening a rail | Peter Pointner | 2002-08-13 |
| 5703161 | Polymer mixture and films prepared therefrom | Roland Steenblock, Detlef Herbert Fiedler | 1997-12-30 |
| 5614588 | Polymer mixture and films prepared therefrom | Roland Steenblock, Detlef Herbert Fiedler | 1997-03-25 |