Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9045196 | C-shaped rigid buoyancy tube assembly for boats | John Freddy Hansen | 2015-06-02 |
| 8201513 | Ventilated step boat hull with tunnel and movable member positioned therein | John Freddy Hansen | 2012-06-19 |
| 7971550 | Rigid tube buoyancy assembly for boats | John Freddy Hansen | 2011-07-05 |
| 7549385 | Stepped boat hull with flat pad portions | John Freddy Hansen | 2009-06-23 |