Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5253379 | Washing process | Stefan E. Frick, Wilhelmus K. Van der Kinderen, Wijnand Ploeg | 1993-10-19 |
| 5195203 | Process for dosing detergent composition | Johannes Jozias Blom | 1993-03-23 |