Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8324139 | Mannich post-treatment of PIBSA dispersants for improved dispersion of EGR soot | — | 2012-12-04 |
| 7750089 | Dispersant viscosity modifiers based on diene-containing polymers | Christopher J. Kolp, Renee A. Eveland, Philip Pike, John K. Pudelski, Michael J. Covitch +1 more | 2010-07-06 |
| 7749948 | Nitrogen-containing dispersant as an ashless TBN booster for lubricants | Ewa A. Bardasz, Virginia A. Carrick, John K. Pudelski, Renee A. Eveland, Douglas Barr | 2010-07-06 |