Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8411400 | Method and apparatus for mitigation of dynamic overvoltage | Ulf Andersson, Hans Björklund, John Daniel | 2013-04-02 |
| 6577111 | Controlling magnetizing current in a transformer by comparing the difference between first and second positive peak values of the magnetizing current with a threshold | Aaron Jungreis, Jeffery Parker | 2003-06-10 |
| 6535403 | Systems and methods for inverter waveform smoothing | Aaron Jungreis, Jeffery Parker | 2003-03-18 |
| 5796259 | Methods and apparatus for detection of fault direction | — | 1998-08-18 |