Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649466 | Method and circuit arrangemeant for operating a high voltage direct current line between two alternating voltage systems | — | 1987-03-10 |
| 4459492 | Method for operating a high voltage direct current transmission system including any desired number of transformer stations | — | 1984-07-10 |
| 4222097 | Control of high-voltage D.C. transmission systems | — | 1980-09-09 |
| 4208691 | Control of inverter circuit-breaker | — | 1980-06-17 |