Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6069779 | Method for operating a line | Mohamed Ali Rahmani | 2000-05-30 |
| 4336488 | Transformer for the controllable shifting of the phase angle of output voltages in relation to the phase angles of input voltages | Gerhard Guth | 1982-06-22 |
| 4302716 | Controllable phase shifter | Gerhard Guth | 1981-11-24 |