Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7550865 | Wind turbine having variable pitch airfoils that close when moving against the direction of the wind | — | 2009-06-23 |
| 7385302 | Wind turbine having variable pitch airfoils | — | 2008-06-10 |
| 7323791 | Louvered horizontal wind turbine | — | 2008-01-29 |
| 7182573 | Wind turbine | — | 2007-02-27 |