Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9644747 | Mechanical seal having a precisely positioned bandage | Rolf Johannes, Reinhard Svejkovsky, Berthold Schulten | 2017-05-09 |
| 9347565 | Rotating mechanical seal arrangement with improved gas separation | Wolfgang Berger, Michael Riedl, Josef Gerg | 2016-05-24 |