Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759331 | Mechanical face seal with a rotating counter ring and precisely defined clamping | Armin Laxander, Guenther Lederer, Thomas Keller | 2017-09-12 |
| 9086152 | Mechanical face seal | Armin Laxander, Guenther Lederer, Thomas Keller | 2015-07-21 |