Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8168574 | Dispersant viscosity modifiers based on maleic anhydride-styrene copolymers | Daniel M. Vargo, Barton J. Schober, Suzanne M. Patterson, Patrick E. Mosier, Christopher L. Friend +5 more | 2012-05-01 |