Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475947 | Oligomeric metallocenes and their use | Helmut G. Alt, M. Bruce Welch, Bryan E. Hauger | 2002-11-05 |
| 6340651 | Multicyclic metallocycle metallocenes and their use | Helmut G. Alt, M. Bruce Welch | 2002-01-22 |
| 6329312 | Metallocycle metallocenes and their use | Helmut G. Alt, M. Bruce Welch | 2001-12-11 |
| 6262201 | Aryl substituted metallocene catalysts and their use | M. Bruce Welch, Helmut G. Alt | 2001-07-17 |