Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7375071 | Liquid detergent comprising anionic and nonionic surfactant mixtures | Ditmar Kischkel, Manfred Weuthen, Rolf Wachter | 2008-05-20 |
| 5725605 | Disperant concentrate based on degradation products of polysaccharides in the dyeing of textiles | Birgit Maunz, Dieter Hietsch | 1998-03-10 |