Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613941 | Method for recovering fluorinated alkanoic acids from waste waters | Bernd Felix, Reinhard A. Sulzbach, Stephan Führer, Thomas Kaiser, Hagen Kniep | 2003-09-02 |
| 6518442 | Process for the recovery of fluorinated alkandic acids from wastewater | Bernd Felix, Tilman C. Zipplies, Stephan Führer, Thomas Kaiser | 2003-02-11 |