Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9341297 | Closure element for pipe ends | Gerald Schneider, Volker Ketzer | 2016-05-17 |
| 5911871 | Process and device for determination of parameters of particles in electrolytes | Willi Preiss | 1999-06-15 |