Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879052 | High temperature polyol ester/phosphate ester crankcase lubricant composition | — | 1989-11-07 |
| 4780229 | High temperature polyol ester/phosphate ester crankcase lubricant composition | — | 1988-10-25 |
| 4664828 | Antiwear additives for functional fluids | Alfred K. Jung | 1987-05-12 |