Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938867 | Fuel composition containing a medium substantially free of sulphur and process thereof | David L. Spivey, Robert H. Barbour, John K. Pudelski | 2011-05-10 |
| 7901471 | Fuel composition containing a medium substantially free of sulphur and process thereof | David L. Spivey, Robert H. Barbour, John K. Pudelski | 2011-03-08 |