Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444117 | Sweetening of sour crudes | M. Rashid Khan, Vincent P. Nero, Stephen J. DeCanio, David A. Storm | 2002-09-03 |
| 4816172 | Clear high-performance multifunction VI improvers | Maria M. Kapuscinski, Larry D. Grina | 1989-03-28 |