Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736991 | Refrigeration lubricant for hydrofluorocarbon refrigerants | Michael Costello | 2004-05-18 |
| 6663931 | White oil extrusion lubricant | — | 2003-12-16 |
| 5124057 | Synergistic antioxidant system for severely hydrocracked lubricating oils | — | 1992-06-23 |
| 4652385 | Lubricating oil compositions containing novel combination of stabilizers | — | 1987-03-24 |