Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426574 | Rotor of a turbogenerator having direct gas cooling incorporating a two-stage flow cascade | Stephan Hess, Christoph Hirsch, Michael Jung, Hans Zimmerman | 2002-07-30 |
| 5692314 | Process for drying the insulation of stator winding rods of electrical machines with direct liquid cooling | Roland Schuler, Willibald Zerlik | 1997-12-02 |
| 4815748 | Shaft seal for gas-filled machines | — | 1989-03-28 |