Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698067 | Formcoke having modified bituminous binder | Joseph H. Finley, Richard R. Severns | 1987-10-06 |
| 4602917 | Formcoke having modified bituminous binder | Joseph H. Finley, Richard R. Severns | 1986-07-29 |