Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D650893 | Upright fan | — | 2011-12-20 |
| D641075 | Fan with ground support and winglets | Richard A. Oleson | 2011-07-05 |
| 7934907 | Cuffed fan blade modifications | Richard M. Aynsley, J. Carey Smith | 2011-05-03 |
| D635237 | Fan with ground support | — | 2011-03-29 |