Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314636 | Liquid cleaning products | Mark P. Houghton, Rudolf C. Verheul | 1994-05-24 |
| 5264147 | Narrow range ethoxylate-based liquid nonionic surfactant blends | Mark P. Houghton, Arie de Weijer, Rudolf C. Verheul | 1993-11-23 |
| 4556504 | Aqueous alkaline liquid detergent composition | — | 1985-12-03 |
| 4350715 | Plastic fat based material and products therefrom | — | 1982-09-21 |
| 4325980 | Process for producing a margarine having a reduced tendency to spattering | Pieter M. J. Holemans | 1982-04-20 |