Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152597 | Fan wheel driven in only one rotational direction | Karl Haegele, Samuel Arnold | 2024-11-26 |
| 11708836 | Fan wheel | Karl Haegele | 2023-07-25 |
| 11365749 | Fan wheel driven in only one rotational direction | Karl Haegele | 2022-06-21 |
| 11248621 | Hydraulic rotary feed-through | Steffen Erhardt, Karl Haegele | 2022-02-15 |
| 10371155 | Fan assembly having a rotatingly drive hub | Karl-Heinz Hagele, Walter Lechler | 2019-08-06 |
| 10371180 | Hydraulic adjusting device | Karl-Heinz Hagele | 2019-08-06 |