Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291608 | Polymerization catalyst system and polymerization process | Nancy W. Eilerts, Bryan E. Hauger, M. Bruce Welch | 2001-09-18 |
| 5670589 | Organoaluminoxy product, catalyst systems, preparation, and use | Rolf L. Geerts, M. Bruce Welch, Syriac J. Palackal, Helmut G. Alt, Bernd Peifer | 1997-09-23 |
| 5616752 | Metallocenes and processes therefor and therewith | Konstantinos Patsidis, Bernd Peifer, Helmut G. Alt, Rolf L. Geerts, Darryl R. Fahey +2 more | 1997-04-01 |
| 5565592 | Vinly-substituted bridged metallocenes | Konstantinos Patsidis, Bernd Peifer, Syriac J. Palackal, Helmut G. Alt, M. Bruce Welch +2 more | 1996-10-15 |
| 5466766 | Metallocenes and processes therefor and therewith | Konstantinos Patsidis, Bernd Peifer, Syriac J. Palackal, Helmut G. Alt, M. Bruce Welch +2 more | 1995-11-14 |