Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591431 | Device to dispense active substances into rinse water, especially in toilet bowls | Horst Hautmann, Kurt Wagner | 2003-07-15 |
| 6389610 | Device to dispense active substances into rinse water especially in toilet bowls | Horst Hautmann, Kurt Wagner | 2002-05-21 |