Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5160657 | Detergent compositions and process for preparing them | Fabrizio Bortolotti, Luciano Pietrantoni, Petrus L. J. Swinkels | 1992-11-03 |
| 5133924 | Process for preparing a high bulk density granular detergent composition | Peter Willem Appel, Petrus L. J. Swinkels | 1992-07-28 |