Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063159 | Process for controlling morphology of Ziegler-Natta catalysts | Henry Enriquez, Steven D. Gray, Tim Coffy, David Knoeppel | 2011-11-22 |
| 8003741 | Ziegler-Natta catalyst | David Knoeppel | 2011-08-23 |
| 7943545 | Polyethylene materials prepared using mixed ziegler-natta catalyst systems | Vincent Barre, Steven D. Gray | 2011-05-17 |