Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314634 | Polyester viscosity index improver | Ramires R. Poulina, Gijsbert Van der Waal | 1994-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314634 | Polyester viscosity index improver | Ramires R. Poulina, Gijsbert Van der Waal | 1994-05-24 |