Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653271 | Composition and method for bleaching a substrate | Ronald Hage | 2003-11-25 |
| 6586383 | Air bleaching catalysts with moderating agent | Ronald Hage, Roelant Mathijs Hermant, Jean Hypolites Koek | 2003-07-01 |
| 6551977 | Air bleaching catalysts with enhancer and moderating agent | Ronald Hage, Roelant Mathijs Hermant | 2003-04-22 |