Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649582 | Bleach catalysts and formulations containing them | Frédéric Banse, Michel Delroisse, Jean-Jacques Girerd, Ronald Hage, Jalila A. Simaan +1 more | 2003-11-18 |
| 6617299 | Composition and method for bleaching a substrate | Bernard Lucas Feringa, Ronald Hage, Catherine Hemmert, Jean Hypolites Koek, Rene Marcel LaCrois +7 more | 2003-09-09 |