Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8114822 | Soluble oil containing overbased sulfonate additives | Igor Riff | 2012-02-14 |
| 7585822 | Emulsifier blends for lubricating oils | Zhaopeng Li, Ronald J. Muir, Igor Riff, Joseph Weaver | 2009-09-08 |
| 7579306 | Method for improving the oxidative stability of industrial fluids | Igor Riff, Rebecca F. Seibert | 2009-08-25 |
| 7569526 | Anti-oxidants in soluble oil base for metal working fluids | Igor Riff | 2009-08-04 |
| 6736991 | Refrigeration lubricant for hydrofluorocarbon refrigerants | Stephen C. Cohen | 2004-05-18 |