Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D308688 | Plate for an expandable cone used in bobbin securing | — | 1990-06-19 |
| 4546913 | Reinforced corner interlock on tray | — | 1985-10-15 |
| 4447552 | Passivation of metal contaminants on cracking catalyst | John C. Hayes | 1984-05-08 |
| 4404090 | Passivation of metal contaminants on cracking catalyst | John C. Hayes | 1983-09-13 |
| 4382015 | Passivation of metal contaminants on cracking catalyst | John C. Hayes | 1983-05-03 |
| 4364848 | Passivation of metal contaminants on cracking catalyst | John C. Hayes | 1982-12-21 |
| 4361496 | Passivation of metal contaminants on cracking catalyst | John C. Hayes | 1982-11-30 |