Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147570 | Process for preparing a dispersant/VI improver and product prepared therefrom | Arie Van Zon | 1992-09-15 |
| 5141996 | Preparation of modified star polymers | Arie Zon | 1992-08-25 |
| 5049294 | Modified dispersant V.I. improver | Arie Van Zon | 1991-09-17 |