Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10890267 | Pressure-limiting valve | Holger Muehlhoff, Robert Schloeder, Wasilij Schieder | 2021-01-12 |
| 5004886 | Method of applying wear-resistant layer and consumable electrode for carrying out the method | Peter Knauf, Hans-Joachim Retelsdorf | 1991-04-02 |