Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852228 | Method and apparatus for purifying untreated water | Ulrich Keil, Harald Kusch, Toralf Schönfelder, Knut Wichmann | 2005-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852228 | Method and apparatus for purifying untreated water | Ulrich Keil, Harald Kusch, Toralf Schönfelder, Knut Wichmann | 2005-02-08 |