Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495496 | Hydroxy aromatic mannich base condensation products and the use thereof as soot dispersants in lubricating oil compositions | Antonio Gutierrez, Ricardo Bloch, Robert A. Kleist | 2002-12-17 |