Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617299 | Composition and method for bleaching a substrate | Riccardo Filippo Carina, Bernard Lucas Feringa, Ronald Hage, Catherine Hemmert, Rene Marcel LaCrois +7 more | 2003-09-09 |
| 6605580 | Bleaching composition | Dirk Johannes Bijl, Ronald Hage, Jan Kevelam, Dennis S. Murphy, Irene Erica Smit +2 more | 2003-08-12 |
| 6586383 | Air bleaching catalysts with moderating agent | Ronald Hage, Roelant Mathijs Hermant, Simon Veerman | 2003-07-01 |
| 6562774 | Bleaching composition | Dirk Johannes Bijl, Ronald Hage, Jan Kevelam, Dennis S. Murphy, Irene Erica Smit +2 more | 2003-05-13 |