Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8316471 | Modular system for dispensing active ingredient fluids to the flushing liquid of a toilet bowl | Frank Pessel, Ralph Butter-Jentsch, Volker Vanek | 2012-11-27 |
| 7998919 | Compositions for treating hard surfaces comprising silyl polyalkoxylates | Haitao Rong, Stefan Stumpe, Mirko Weide, Jürgen Groll, Peter Greiwe | 2011-08-16 |