Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6024864 | Method for making a process oil by using aromatic enrichment and two pass hydrofinishing | Keith K. Aldous, Jacob B. Angelo, Joseph P. Boyle, Bruce M. Jarnot | 2000-02-15 | $628,023,000 |
| 5846405 | Process oils and manufacturing process for such using aromatic enrichment and two pass hydrofinishing | Keith K. Aldous, Jacob B. Angelo, Joseph P. Boyle, Bruce M. Jarnot | 1998-12-08 | $235,757,000 |