Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8823226 | Sealed electric generator | — | 2014-09-02 |
| 7628581 | Rotating machine | Andrea De Simone, Jonas Fältström, Holger Kiewel, Thomas Kramer | 2009-12-08 |
| 7329086 | Rotor shaft, in particular for a gas turbine | Thomas Kramer, Holger Kiewel | 2008-02-12 |