Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479450 | Bleaching system | Albrecht Weiss, Ulrich Pegelow, Beatrix Kottwitz, Marita Grothus | 2002-11-12 |
| 6340662 | Aqueous foam regulator emulsion | Juergen Millhoff, Thomas Gassenmeier, Rene-Andres Artiga Gonzalez, Stefan Hammerstein, Ingrid Kraus | 2002-01-22 |