Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6031056 | Catalyst system for the polymerization of ethylene | Nicolaas Hendrika Friederichs, Johannes A. M. van Beek, Joseph A. J. Hahnraths | 2000-02-29 |
| 5777050 | Process for polymerizing ethylene in the presence of a catalyst composition | Nicolaas Hendrika Friederichs, Johannus A. M. van Beek, Joseph A. J. Hahnraths | 1998-07-07 |