Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482808 | Use of reductive compounds for strengthening and improving the structure of materials containing keratin | Christian Springob, Manuela Javet, Ursula Hehner, Thomas Kripp, Beate Grasser +1 more | 2002-11-19 |
| 6399051 | Method and agents for permanently styling hair, with a base consisting of N,N-disubstituted mercaptoacetamides | Beate Dannecker, Wolfgang Hanefeld, Heiko Walther | 2002-06-04 |