Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10167440 | Marine engine lubrication | — | 2019-01-01 |
| 6610634 | Two-cycle lubricating oil | George Mortimer Tiffany, III, George C. L'Heureux | 2003-08-26 |
| 5965498 | Two-cycle synthetic lubricating oil | — | 1999-10-12 |