Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9181984 | Alignment feature for hub and driveshaft assembly | Ken Monroe, Don Williamson, Walter B. Freeman | 2015-11-10 |
| 8931509 | Pressure correcting distributor for heating and cooling systems | — | 2015-01-13 |
| D695385 | HVAC cover | Conner Michael McNicholas | 2013-12-10 |
| D683841 | HVAC cover | Conner Michael McNicholas | 2013-06-04 |