Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736601 | Impeller for an axial flow fan and a method of mounting a blade on a hub for such fan | Steffen Richter Nielsen | 2004-05-18 |
| 4318672 | Particle erosion resistant covering for fan blade leading edge | — | 1982-03-09 |