Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368061 | High efficiency and low weight axial flow fan | — | 2002-04-09 |
| 5957661 | High efficiency to diameter ratio and low weight axial flow fan | Alexander Hunt, III, Bonifacio Castillo | 1999-09-28 |
| 5906179 | High efficiency, low solidity, low weight, axial flow fan | — | 1999-05-25 |
| 5577888 | High efficiency, low-noise, axial fan assembly | Eric Bartlett, John Pharoah, William P. Gallivan | 1996-11-26 |