Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578224 | Process of cleaning carpets and the like | John Russell Lawson, Jelle Dankert Vuijk | 2003-06-17 |
| 6560806 | Process of cleaning carpets and the like | John Russell Lawson, Jelle Dankert Vuijk | 2003-05-13 |