Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6322281 | Corrosion-protected tension member of steel | Dieter Jungwirth, Erich Richartz, Leo Werth, Volker Müller | 2001-11-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6322281 | Corrosion-protected tension member of steel | Dieter Jungwirth, Erich Richartz, Leo Werth, Volker Müller | 2001-11-27 |