Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317620 | Variable proportional fill flash | Richard J. Coppa, Marie T. Rodriguez | 1982-03-02 |
| 4299461 | Exposure and flash fire control system | Richard J. Coppa, John C. Ostrowski, Marie T. Rodriguez | 1981-11-10 |