Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784143 | Lubricating oil composition | Christopher Locke, Mark G. Stevens, Peter Wrench, Stephen Arrowsmith, Rebecca Castle | 2004-08-31 |
| 6569821 | Overbased metal detergents | Tuncel Ibrahim, John A. Cleverley, Phillip Skinner, Christopher Adams, Rudi ter Haar | 2003-05-27 |