Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957650 | Lubricating oil composition containing dual additive combination for low temperature viscosity improvement | Albert Rossi, Robert D. Tack | 1990-09-18 |
| 4826615 | Lubricating oil composition containing dual additive combination for low temperature viscosity improvement (PTF-004) | Albert Rossi, Robert D. Tack | 1989-05-02 |