Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6333863 | Method to compensate for unbalanced loads in polyphase systems | Claes Hillberg | 2001-12-25 |
| 6169676 | Invertor | Peter Dahler, Osvin Gaupp, Jean-François Ravot | 2001-01-02 |
| 5999427 | Invertor with suppression of interference currents | Peter Dahler, Osvin Gaupp, Jean-François Ravot | 1999-12-07 |
| 5999428 | Invertor with reduced common mode voltage | Peter Dahler, Osvin Gaupp, Jean-François Ravot | 1999-12-07 |
| 5793622 | Common turn-off circuit for a thyristor power converter | Peter Dahler, Osvin Gaupp, Christoph Tschudi | 1998-08-11 |
| 4710735 | Absorption circuit | Leopold Blahous | 1987-12-01 |
| 4689733 | Method for reducing dynamic overvoltages in an alternating-current system to which a direct-current system is connected | Gerhard Guth, Walter A. Kuhn, Kadry Sadek | 1987-08-25 |
| 4661763 | Phase shifter | Niyazi Ari | 1987-04-28 |
| 4581573 | Static converter transformer with harmonic filter | Josip Dobsa | 1986-04-08 |
| 4539432 | Coolable electrical component | Georg Koppl | 1985-09-03 |