Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482967 | Metallocenes, polymerization catalyst systems, their preparation, and use | Helmut G. Alt, M. Bruce Welch | 2002-11-19 |
| 6358876 | Organo-aluminum compounds immobilized on organopolysiloxane microgel particles | Helmut G. Alt, Frank Baumann, Johann Weis | 2002-03-19 |