Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481391 | Molded switch head | Charles W. Parmenter, William T. Lockwood | 1984-11-06 |
| 4233482 | Enclosed fused disconnect switch | Bernard DiMarco, Charles W. Parmenter | 1980-11-11 |
| 4205892 | Panelboard having connector means for making plug-in and bolted connections with circuit breaker line terminals | Charles W. Parmenter | 1980-06-03 |