Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8628807 | Negatively charged polysaccharide derivable from aloe vera | Annelize Frieda Goedbloed, Floris Jan Robert Koumans | 2014-01-14 |
| 6569827 | Concentrated liquid detergent composition | Theresia Maria Olsthoorn, Marja Ouwendijk, Johannes C. van de Pas | 2003-05-27 |
| 5877139 | Enzymatic detergent compositions | Eric Casteleijn, Jan Klugkist, Pieter Dirk van Wassenaar | 1999-03-02 |
| 5798327 | Enzymatic detergent compositions | Eric Casteleijn, Jan Klugkist, Pieter Dirk van Wassenaar | 1998-08-25 |
| 5782932 | Enzymatic composition | Marja Ouwendijk, Peter John Hall | 1998-07-21 |
| 5551990 | Enzymatic dishwashing and rinsing composition | — | 1996-09-03 |
| 5246612 | Machine dishwashing composition containing peroxygen bleach, manganese complex and enzymes | Ton Swarthoff | 1993-09-21 |
| 5112518 | Enzymatic dishwashing composition containing a chlorine-type bleaching agent | Jan Klugkist | 1992-05-12 |