Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492473 | Mixed transition metal catalyst systems for olefin polymerization | Jo Ann M. Canich, George Alan Vaughan, Phillip T. Matsunaga, David E. Gindelberger, Timothy D. Shaffer | 2002-12-10 |
| 6403773 | Cationic group 3 catalyst system | Joseph N Christopher, Jo Ann M. Canich, Timothy D. Shaffer | 2002-06-11 |