Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8343900 | Polymers and methods of controlling viscosity | Daniel C. Visger, Marina Baum, Bryan A. Grisso, Mark R. Baker | 2013-01-01 |
| 8293689 | Lubricating composition containing a polymer and antiwear agents | Bryan A. Grisso, Mark R. Baker, Daniel C. Visger, Marina Baum, Barton J. Schober | 2012-10-23 |
| 8168574 | Dispersant viscosity modifiers based on maleic anhydride-styrene copolymers | Daniel J. Visger, Daniel M. Vargo, Barton J. Schober, Suzanne M. Patterson, Patrick E. Mosier +5 more | 2012-05-01 |