Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655429 | Lubricating oil composition | Wilhelmus Petrus Antonie van Houten, Todd Brookhart | 2023-05-23 |
| 11485928 | Marine diesel lubricant oil compositions | Mia Gill, Wilhelmus Petrus Antonie van Houten, Todd Brookhart | 2022-11-01 |
| 9434906 | Marine diesel engine lubricating oil compositions | Eugene E. Spala | 2016-09-06 |
| 9206374 | Trunk piston engine lubricating oil compositions | Todd Brookhart, Christophe Le Deore | 2015-12-08 |
| 8383562 | System oil formulation for marine two-stroke engines | — | 2013-02-26 |