Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643440 | Production of high viscosity index lubricants | William S. Borghard, Thomas F. Degnan | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643440 | Production of high viscosity index lubricants | William S. Borghard, Thomas F. Degnan | 1997-07-01 |