Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310490 | Viscosity modifer polymers | Mark J. Struglinski, Gary Ver Strate | 1994-05-10 |
| 5310814 | Viscosity modifier polybutadiene polymers | Mark J. Struglinski, Gary W. Verstrate | 1994-05-10 |