Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616706 | Method for producing hair dye products | Joerg Kahre, Peter Busch, Thomas Foerster, Hermann Hensen, Holger Tesmann +1 more | 2003-09-09 |
| 6572663 | Method for producing hair coloring preparations with improved viscosity | Adrian Pitfield, Heribert Lorenz, Frank Golinski, Joerg Kahre, Thomas Foerster +1 more | 2003-06-03 |