Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4376350 | Automatic down rigger control system | John Bednarz, Roger L. Rosenberg | 1983-03-15 |
| 4339811 | Trolling depth controller | John Bednarz, Roger L. Rosenberg | 1982-07-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4376350 | Automatic down rigger control system | John Bednarz, Roger L. Rosenberg | 1983-03-15 |
| 4339811 | Trolling depth controller | John Bednarz, Roger L. Rosenberg | 1982-07-13 |