Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789303 | Marine propeller carry handle and emergency spare kit | Michael E. Frazzell, Roger E. Koepsel | 1988-12-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789303 | Marine propeller carry handle and emergency spare kit | Michael E. Frazzell, Roger E. Koepsel | 1988-12-06 |