Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11873831 | Double inlet backward curved blower | Mehmet N. Sarimurat, Ryan K. Dygert | 2024-01-16 |
| 11041502 | Double inlet backward curved blower | Mehmet N. Sarimurat, Ryan K. Dygert | 2021-06-22 |
| 10921038 | Access panel | — | 2021-02-16 |
| 10823193 | Alignment and centering features for fan assembly | Ryan K. Dygert, Richie C. Stauter | 2020-11-03 |
| 10121610 | Switch conversion apparatus | Michael S. Mahle, Craig F. Hofmann, Craig Person, John F. Kasper, Daniel John Bentley +2 more | 2018-11-06 |
| 8796567 | Switch conversion apparatus | Michael S. Mahle, Craig F. Hoffman, Craig Person, John F. Kasper, Daniel John Bentley +2 more | 2014-08-05 |