Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5266189 | Integrated low severity alcohol-base coal liquefaction process | Joseph T. Joseph, Marc Davidson | 1993-11-30 | $26,739,000 |
| 4485244 | Thermal process for the liquefaction of aromatic hydrocarbon oxidation residues and recovery of acetic acid | George E. Kuhlmann, John G. Hundley | 1984-11-27 | $32,731,000 |