Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8197214 | Compact variable pitch fan | Jonathan E. McCallum, George Antoszko, Kevin Dewar, Andrew Norell, Cameron Dean Westbrook +1 more | 2012-06-12 |
| 6942458 | Variable pitch fan | Jonathan E. McCallum, Murray Gerwing | 2005-09-13 |