Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905380 | Counter rotating air propeller drive system | — | 2005-06-14 |
| 6893302 | Selectable air propeller drive system | Dean Clausen | 2005-05-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905380 | Counter rotating air propeller drive system | — | 2005-06-14 |
| 6893302 | Selectable air propeller drive system | Dean Clausen | 2005-05-17 |