Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7225920 | Mixing device | Horst Hoeffkes, Martina Seiler | 2007-06-05 |
| 6620409 | Hair and skin care agents | Britta Bossmann, Detlef Hollenberg | 2003-09-16 |
| 6569414 | Hair conditioners for treating split ends | Claudia Brockmann, Detlef Hollenberg | 2003-05-27 |
| 6235696 | Heavily foaming detergent mixtures containing fatty acid polyglycol ester sulphates | Hermann Hensen, Joerg Kahre, Werner Seipel, Holger Tesmann, Thomas Engels +2 more | 2001-05-22 |