Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767500 | Fan blade pitch setting | — | 2020-09-08 |
| 10408218 | Fan with shut-off valve and method of operating | — | 2019-09-10 |
| 10240609 | Screw pump and impeller fan assemblies and method of operating | Frank Leslie Sincox, III, Richard George Hext, III | 2019-03-26 |
| 9217436 | Impeller fan assembly | Frank Leslie Sincox, III, Richard George Hext, III | 2015-12-22 |
| 8562289 | Method and system for a leakage controlled fan housing | — | 2013-10-22 |