Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000044 | Fluid level sensor | Dennis Duffy | 1991-03-19 |
| 4610165 | Fluid level sensor | Dennis Duffy | 1986-09-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000044 | Fluid level sensor | Dennis Duffy | 1991-03-19 |
| 4610165 | Fluid level sensor | Dennis Duffy | 1986-09-09 |