Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600249 | Brushless DC ring motor cooling system | Christopher A. Nelson | 2003-07-29 |
| 6548929 | Eddy current fan drive | Christopher A. Nelson, James LeClaire | 2003-04-15 |
| 6253716 | Control system for cooling fan assembly having variable pitch blades | Xin Feng, Chris A. Nelson | 2001-07-03 |
| 6109871 | Integrated fan assembly with variable pitch blades | Chris A. Nelson, Dave Hennessy | 2000-08-29 |