Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8814519 | Fan, method for assembling a fan wheel and device | — | 2014-08-26 |
| 8720064 | Cooling fan and method for producing a cooling fan | Jens Ulrich, Richard Vogt, Thomas Helming | 2014-05-13 |
| 8616859 | Fan | Rolf Kroeg, Klaus Weickenmeier, Thomas Helming | 2013-12-31 |