Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11678427 | Discharge device | Helmut Roesser, Robert Noe' Castellanos, Juergen Spies | 2023-06-13 |
| 7744374 | Sliding contact retaining device | Bernd-Dietmar Becker, Peter Zilch | 2010-06-29 |