Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852228 | Method and apparatus for purifying untreated water | Ulrich Keil, Harald Kusch, Toralf Schönfelder, Bernd Bendinger | 2005-02-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852228 | Method and apparatus for purifying untreated water | Ulrich Keil, Harald Kusch, Toralf Schönfelder, Bernd Bendinger | 2005-02-08 |