Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5916387 | Method of reducing the gaping values in the web saw cut test on steel railway tracks | Robert D. Dannenberg, Herbert Schmedders | 1999-06-29 |
| 5482106 | Process for the casting of metals in a continuous casting installation with continuous strand withdrawal | Erich Hoffken, Dieter Kruger, Heinz Matten, Gunter Pietzko | 1996-01-09 |