Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4471064 | Olefin polymerization catalyst activity by olefin washing and readdition of electron donor | — | 1984-09-11 |
| 4471065 | Olefin polymerization catalyst activity by olefin washing | Richard W. Fries | 1984-09-11 |
| 4426318 | Supported polyethylene polymerization catalysts utilizing substituted polystyrene resins | Richard W. Fries | 1984-01-17 |
| 4288580 | Catalyst and process for the polymerization of alpha-olefins | John B. Rogan | 1981-09-08 |
| 4255281 | Alpha-olefin polymerization catalyst and process | John B. Rogan | 1981-03-10 |