Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6025320 | Detergent compositions and process for preparing them | Peter Willem Appel, Francois Delwel | 2000-02-15 |
| 5998357 | Non-sray-drying process for preparing detergent compositions | Peter Willem Appel, Francois Delwel | 1999-12-07 |