Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198590 | Hydrocarbon conversion | John A. Sofranko, John C. Jubin, Jr., W. Wayne Wentzheimer | 1993-03-30 |
| 5192809 | Process for reclaiming a thermoset polymer | C. Andrew Jones, Anne Mae Gaffney, David W. Leyshon, John A. Sofranko | 1993-03-09 |
| 5043522 | Production of olefins from a mixture of Cu.sup.+ olefins and paraffins | David W. Leyshon | 1991-08-27 |