Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684389 | Switch-off method for a three-phase reactive power compensator with two thyristor switches | Heinz Tyll | 1997-11-04 |
| 5673189 | Device for increasing the power yield of the fundamental component of a self-commutated power inverter | — | 1997-09-30 |