Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001148 | Replaceable insert for centrifugal blower flow control | Wilfred G. McKelvey | 2006-02-21 |
| 6966746 | Bearing pressure balance apparatus | Wilfred G. McKelvey | 2005-11-22 |
| 6914355 | Common radial plane motor cooling | Wilfred G. McKelvey | 2005-07-05 |