Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044011 | Cleaning agents comprising a polycarbonate-, polyurethane-, and/or polyurea-polyorganosiloxane compound | Nadine Warkotsch, Marc-Steffen Schiedel, Arnd Kessler | 2011-10-25 |
| 8012267 | Machine dishwashing method with separately metered liquid cleaning agents | Maren Jekel, Arnd Kessler | 2011-09-06 |
| 7879154 | Phosphate-free dishwashing detergents comprising builder, bleaching agent, nonionic surfactant, copolymer and a phosphonate | Nadine Warkotsch, Arnd Kessler, Christian Nitsch, Arno Dueffels, Thomas Holderbaum | 2011-02-01 |