Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6429178 | Calcium overbased metal-containing detergents | Alain Louis Pierre Lenack | 2002-08-06 |
| 6429179 | Calcium overbased metal-containing detergents | Alain Louis Pierre Lenack | 2002-08-06 |
| 6417148 | Overbased metal-containing detergents | Alain Louis Pierre Lenack | 2002-07-09 |