Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9891289 | Power transformer inrush current detector | — | 2018-02-13 |
| 8830645 | Power spike mitigation | — | 2014-09-09 |
| 8742765 | Traveling wave based relay protection | Jules Esztergalyos | 2014-06-03 |
| 7973536 | Traveling wave based relay protection | Jules Esztergalyos | 2011-07-05 |
| 7902813 | Protective digital relay device | Stephen E. Williams | 2011-03-08 |
| 7902812 | Rogowski coil assembly and methods | — | 2011-03-08 |
| 7738221 | Transformer inrush current detector | Martin T. Bishop, Timothy Robert Day | 2010-06-15 |
| 7638999 | Protective relay device, system and methods for Rogowski coil sensors | Stephen E. Williams | 2009-12-29 |
| 7564233 | Shielded Rogowski coil assembly and methods | — | 2009-07-21 |
| 7538541 | Split Rogowski coil current measuring device and methods | — | 2009-05-26 |
| 7535233 | Traveling wave based relay protection | Jules Esztergalyos | 2009-05-19 |
| 7180717 | Electrical network protection system | Martin T. Bishop | 2007-02-20 |
| 6940702 | Electrical protection system | Veselin Skendzic, Timothy Robert Day | 2005-09-06 |
| 6810069 | Electrical arc furnace protection system | Martin T. Bishop | 2004-10-26 |
| 6680608 | Measuring current through an electrical conductor | — | 2004-01-20 |
| 6313623 | High precision rogowski coil | Veselin Skendzic, Stephen E. Williams | 2001-11-06 |
| 6247003 | Current transformer saturation correction using artificial neural networks | James C. Cummins, David Chang-Cheng Yu, David T. Stone | 2001-06-12 |
| 6198401 | Detection of sub-cycle, self-clearing faults | Timothy Newton | 2001-03-06 |
| 5895979 | Power distribution network incorporating a voltage support transformer and process of use | — | 1999-04-20 |