Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689589 | Cyclic quaternary ammonium salts as fuel or lubricant additives | — | 2020-06-23 |
| 10626341 | Quaternary ammonium compounds as fuel or lubricant additives | Jacqueline Reid | 2020-04-21 |