Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586383 | Air bleaching catalysts with moderating agent | Ronald Hage, Jean Hypolites Koek, Simon Veerman | 2003-07-01 |
| 6551977 | Air bleaching catalysts with enhancer and moderating agent | Ronald Hage, Simon Veerman | 2003-04-22 |