Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360564 | Dispersant viscosity index improvers | Robert J. Sutherland | 1994-11-01 |
| 5302667 | Asymmetrical radial polymer and composition of matter comprising the same | Arthur R. Bean | 1994-04-12 |
| 5278252 | Solid viscosity index improvers which provide excellent low temperature viscosity | Harvey E. Atwood | 1994-01-11 |