Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990253 | Indenyl compounds and catalyst components for the polymerization of olefins | Johannus A. M. van Beek, Johannes Gerardus De Vries, Henricus Arts, Gerardus van Doremaele | 1999-11-23 |
| 5646322 | Indenyl compounds and catalyst components for the polymerization of olefins | Johannus A. M. van Beek, Johannes Gerardus De Vries, Henricus Arts, Gerardus van Doremaele | 1997-07-08 |