Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663767 | Low sulfur, low emission blends of fischer-tropsch and conventional diesel fuels | Paul J. Berlowitz, Robert J. Wittenbrink, Jack W. Johnson, John Richard Bateman | 2003-12-16 |
| 6506297 | Biodegradable high performance hydrocarbon base oils | Robert J. Wittenbrink, Richard F. Bauman | 2003-01-14 |