Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500898 | Dispersants prepared from high polydispersity olefin polymers | John R. Johnson, Christopher J. Kolp, John K. Pudelski, Jeffry G. Dietz, Gregory R. McCullough +2 more | 2002-12-31 |
| 6407170 | Dispersants prepared from high polydispersity olefin polymers | John R. Johnson, Christopher J. Kolp, John K. Pudelski, Jeffry G. Dietz, Gregory R. McCullough +2 more | 2002-06-18 |
| 6346585 | Ammonium heteropolyacid catalized polymerization of olefins | John R. Johnson | 2002-02-12 |