Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937299 | Process and catalyst for producing reactor blend polyolefins | John A. Ewen | 1990-06-26 |
| 4935474 | Process and catalyst for producing polyethylene having a broad molecular weight distribution | John A. Ewen | 1990-06-19 |
| 4897455 | Polymerization process | — | 1990-01-30 |
| 4808561 | Supported polymerization catalyst | — | 1989-02-28 |
| 4701432 | Supported polymerization catalyst | — | 1987-10-20 |
| 4665208 | Process for the preparation of alumoxanes | Erik G. M. Tornqvist | 1987-05-12 |
| 4530914 | Process and catalyst for producing polyethylene having a broad molecular weight distribution | John A. Ewen | 1985-07-23 |