Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641803 | Hair-conditioning agents | Norbert Boyxen, Celia Kosboth, Dagmar Goebels, Werner Seipel | 2003-11-04 |
| 6616706 | Method for producing hair dye products | Peter Busch, Thomas Foerster, Hermann Hensen, Holger Tesmann, Markus Sumser +1 more | 2003-09-09 |
| 6572663 | Method for producing hair coloring preparations with improved viscosity | Adrian Pitfield, Heribert Lorenz, Frank Golinski, Thomas Foerster, Markus Sumser +1 more | 2003-06-03 |
| 6555101 | Hair aftertreatment preparations | Hermann Hensen, Thomas Mueller-Kirschbaum, Dagmar Goebels, Holger Tesmann | 2003-04-29 |