Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702610 | Lubricating compositions | Allison M. Williamson, Thomas Derevjanik | 2023-07-18 |
| 11261398 | Hydraulic fluid composition | David Cressey, Daniel C. Visger | 2022-03-01 |
| 10597599 | Nitrogen-functionalized olefin polymers for engine lubricants | Ewan E. Delbridge, Matthew D. Gieselman, Jack C. Kelley | 2020-03-24 |
| 9758743 | Mixtures of olefin-ester copolymer with polyolefin as viscosity modifier | William R. S. Barton, Brett Wessler, Mark R. Baker | 2017-09-12 |
| 9550799 | Preparation of phosphorus-containing antiwear compounds for use in lubricant compositions | Troy A. Conant | 2017-01-24 |
| 9382275 | Preparation of phosphorus—containing antiwear composition for use in lubricant compositions | William R. S. Barton, David J. Aaserud | 2016-07-05 |
| 9074157 | Polymeric phosphorus esters for lubricant applications | Craig D. Tipton, Charla A. Ramsey, Paul E. Adams | 2015-07-07 |
| 8257975 | Marker dyes for petroleum products | John S. Manka | 2012-09-04 |