Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266785 | Gas engine lubricating oil composition | — | 2019-04-23 |
| 9534185 | Marine engine lubrication | Louise Renouf | 2017-01-03 |
| 9464254 | Marine engine lubrication | — | 2016-10-11 |
| 8951944 | Marine engine lubrication | — | 2015-02-10 |
| 8071517 | Marine engine lubrication | Jeremy Spencer | 2011-12-06 |
| 7923420 | Lubricating oil composition | Frederick W. Girshick, Michael Hoey, Jeremy Spencer, Jacob Emert, Tushar K. Bera | 2011-04-12 |
| 7851421 | Detergent additives for lubricating oil compositions | Robert W. Shaw, Simon Chung, Raymond Fellows | 2010-12-14 |
| 7781385 | Lubricating oil composition | Fredrick W. Girshick, Michael Hoey, Jeremy Spencer | 2010-08-24 |