Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9695377 | Pyran dispersants | Matthew D. Gieselman, Adam J. Preston, Joanne L. Jones | 2017-07-04 |
| 9644164 | Dispersants derived from hydroxy fatty acid polyesters and polyalkylene glycol dispersants | Matthew D. Gieselman, Joanne L. Jones | 2017-05-09 |
| 9624452 | Amine terminated and hydroxyl terminated polyether dispersants | Ewan E. Delbridge, Joanne L. Jones, John K. Pudelski, Nicholas Proust | 2017-04-18 |
| 9359578 | Lubricating composition containing a dispersant | Matthew D. Gieselman, Joanne L. Jones, Patrick E. Mosier, William Ellyatt | 2016-06-07 |
| 9145531 | Amine terminated and hydroxyl terminated polyether dispersants | Ewan E. Delbridge, Joanne L. Jones, John K. Pudelski, Nicolas Proust | 2015-09-29 |
| 8581006 | Ester dispersant composition for soot handling in EGR engines | Matthew D. Gieselman, John K. Pudelski, Adam J. Preston | 2013-11-12 |
| 7960320 | Dispersant viscosity modifiers containing aromatic amines | Michael J. Covitch, John K. Pudelski, Christopher L. Friend, Matt D. Gieselman, Mary Galic Raguz +1 more | 2011-06-14 |
| 7790661 | Dispersant viscosity modifiers containing aromatic amines | Michael J. Covitch, John K. Pudelski, Christopher L. Friend, Matt D. Gieselman, Mary Galic Raguz +1 more | 2010-09-07 |
| 7749948 | Nitrogen-containing dispersant as an ashless TBN booster for lubricants | Ewa A. Bardasz, Virginia A. Carrick, John K. Pudelski, Douglas Barr, Matthew D. Gieselman | 2010-07-06 |
| 7750089 | Dispersant viscosity modifiers based on diene-containing polymers | Christopher J. Kolp, Matthew D. Gieselman, Philip Pike, John K. Pudelski, Michael J. Covitch +1 more | 2010-07-06 |
| 7615521 | Mixed dispersants for lubricants | Frederick W. Koch, Robert I. Wilby, Virginia A. Carrick, William D. Abraham, Gordon Lamb +1 more | 2009-11-10 |