Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650528 | Metallocene compounds | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-07-22 |
| 5646323 | Process for preparing metallocene compounds | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-07-08 |
| 5591879 | Process for preparing cyclopentadienyl-type ligands | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-01-07 |