Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879669 | Aqueous hair fixing composition containing a water-soluble hair fixing polymer and a thickener | Thomas Clausen, Gunther Lang, Wolfgang Keil, Jurgen Schmenger, Dieter Schonert | 1999-03-09 |