Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461450 | Method for controlling the coating weight for strip-phosphating | Joerg Riesop, Frank Panter, Dieter Geruhn, Hubertus Peters, Manfred Wessel +1 more | 2002-10-08 |
| 5516372 | Process for phosphating steel strip galvanized on one side | Joerg Riesop, Raschad Mady, Dieter Geruhn, Frank Panter, Hubertus Peters +2 more | 1996-05-14 |
| 4497668 | Phosphating process for zinc-plated metals | Raschad Mady, Winand Hanelt, Roland Morlock, Dieter Geruhn, Lutz Leyhe +1 more | 1985-02-05 |