Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10611871 | Star polymers and compositions thereof | Daniel C. Visger, Mark C. Davies, David Price, Barton J. Schober | 2020-04-07 |
| 9809780 | Process for preparing polymers and compositions thereof | Barton J. Schober, Mark C. Davies, Daniel C. Visger, John R. Johnson | 2017-11-07 |
| 9528072 | Farm tractor lubricating composition with good water tolerance | William D. Abraham, Haihu Qin, Ying Wang | 2016-12-27 |
| 9528070 | Star polymer lubricating composition | Craig D. Tipton, Barton J. Schober | 2016-12-27 |
| 9522972 | Star polymers and compositions thereof | Daniel C. Visger, Mark C. Davies, David Price, Barton J. Schober, John R. Johnson | 2016-12-20 |
| 9410104 | Star polymer lubricating composition | Mark R. Baker, Barton J. Schober | 2016-08-09 |
| 9359577 | Star polymer lubricating composition | Mark R. Baker, Barton J. Schober | 2016-06-07 |
| 9051529 | Lubricating composition containing friction modifier and viscosity modifier | Jody A. Kocsis, Brent R. Dohner, Haihu Qin | 2015-06-09 |
| 9006159 | Star polymer lubricating composition | Barton J. Schober, Mark C. Davies, Michael R. Sutton, Daniel C. Visger, David Price +2 more | 2015-04-14 |
| 8937035 | Star polymer and lubricating composition thereof | Haihu Qin, John R. Johnson | 2015-01-20 |
| 8835367 | Polymethacrylates as high VI viscosity modifiers | Haihu Qin, Brent R. Dohner | 2014-09-16 |
| 8513172 | Process for preparing polymers and compositions thereof | Barton J. Schober, Mark C. Davies, Daniel C. Visger, John R. Johnson | 2013-08-20 |
| 8507422 | Antiwear polymer and lubricating composition thereof | David Price, Patrick E. Mosier, Jonathan S. Vilardo | 2013-08-13 |
| 8377860 | Polymers with pendant heterocyclic-containing groups and lubricating oil compositions containing same | Saleem Al-Ahmad, Jonathan S. Vilardo, Patrick E. Mosier | 2013-02-19 |
| 8343900 | Polymers and methods of controlling viscosity | Daniel C. Visger, Calvin A. James, 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, Barton J. Schober, Calvin A. James | 2012-10-23 |
| 8012917 | Crosslinked polymer | John R. Johnson, Daniel C. Visger, Barton J. Schober, Ying Wang | 2011-09-06 |