Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9046391 | Arc flash protection system with self-test | Edmund O. Schweitzer, III, Gary W. Scheer, James R. Kesler, Douglas M. Trout, Dhruba P. Das | 2015-06-02 |
| 8990036 | Power line parameter adjustment and fault location using traveling waves | Edmund O. Schweitzer, III, Mangapathirao Venkata Mynam, Armando Guzman-Casillas, Bogdan Z. Kasztenny, David E. Whitehead | 2015-03-24 |
| 8928337 | Device for measuring electrical current and method of manufacturing the same | James R. Kesler | 2015-01-06 |
| 8781766 | Fault location using traveling waves | Edmund O. Schweitzer, III, Armando Guzman-Casillas, Mangaoathirao Venkata Mynam | 2014-07-15 |
| 8655609 | Fault location using traveling waves | Edmund O. Schweitzer, III, Armando Guzman-Casillas, Mangapathirao Venkata Mynam | 2014-02-18 |
| 8405940 | Systems and methods for generator ground fault protection | Edmund O. Schweitzer, III, Gabriel Benmouyal, Bruce A. Hall, Rogerio Scharlach | 2013-03-26 |
| 8319173 | Arc flash protection with self-test | Edmund O. Schweitzer, III, Gary W. Scheer, James R. Kesler, Douglas M. Trout, Dhruba P. Das | 2012-11-27 |
| 7854058 | Method of making high voltage operating rod sensor | Daniel Schreiber, E. Fred Bestel, Paul N. Stoving, Richard A. Harthun | 2010-12-21 |
| 7545138 | Precision, temperature-compensated, shielded current measurement device | Donovan Eugene Wilkerson, James R. Kesler | 2009-06-09 |
| 7495574 | Electrical system controlling device with wireless communication link | Richard G. Rocamora | 2009-02-24 |
| 7473863 | High voltage operating rod sensor and method of making the same | Daniel Schreiber, E. Fred Bestel, Paul N. Stoving, Richard A. Harthun | 2009-01-06 |
| 7474192 | Precision Rogowski coil and method for manufacturing same | James R. Kesler | 2009-01-06 |
| 7227442 | Precision printed circuit board based rogowski coil and method for manufacturing same | — | 2007-06-05 |
| 7227441 | Precision Rogowski coil and method for manufacturing same | James R. Kesler | 2007-06-05 |
| 7133271 | Switchgear with embedded electronic controls | John Jonas, Richard G. Rocamora, Michael P. Dunk | 2006-11-07 |
| 6940702 | Electrical protection system | Ljubomir A. Kojovic, Timothy Robert Day | 2005-09-06 |
| 6754789 | Distributed fault resilient shared memory | Eric A. Lee, Timothy Robert Day | 2004-06-22 |
| 6717395 | Current transformer based high voltage measurement apparatus | E. Frederick Bestel, Daniel Schreiber | 2004-04-06 |
| 6529013 | Three-phase voltage sensor with active crosstalk cancellation | E. Frederick Bestel, Paul N. Stoving, William M. Hurst, Daniel Schreiber, Dan G. Margenian +1 more | 2003-03-04 |
| 6313623 | High precision rogowski coil | Ljubomir A. Kojovic, Stephen E. Williams | 2001-11-06 |
| 6271759 | Controlling and monitoring an electrical system | David Weinbach, Henry W. Painchaud | 2001-08-07 |