Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977354 | Arc hood and power distribution system including the same | John J. Shea, Paul R. Rakus, Michael Howard Abrahamsen, Nathan J. Weister, Stanley E. Moore +2 more | 2005-12-20 |
| 6861930 | Transfer switch including a circuit breaker housing | Kevin Simms | 2005-03-01 |
| 6700082 | Trip actuator for a circuit breaker | Jeffrey S. Gibson, Craig A. Rodgers, Kathryn A. Miles | 2004-03-02 |
| 6507255 | Remotely controllable circuit breaker | Ralph Mason Ennis, James R. Farley, Kevin Simms | 2003-01-14 |
| 6477022 | Ground fault of arc fault circuit breaker employing first and second separable contacts and plural actuating mechanisms | Ralph Mason Ennis, James R. Farley, Rufus L. Barnes | 2002-11-05 |
| 5969921 | Ground fault electrical switching apparatus for coordinating tripping with a downstream ground fault switch | Raymond W. Mackenzie | 1999-10-19 |
| 5886605 | Actuator assembly with calibration means and electrical power switch apparatus incorporating the actuator assembly with calibration means | Phillip L. Ulerich | 1999-03-23 |
| 5546266 | Circuit interrupter with cause for trip indication | Raymond W. Mackenzie | 1996-08-13 |
| 5541561 | Integral electrical circuit controller | Kurt A. Grunert | 1996-07-30 |
| 5493278 | Common alarm system for a plurality of circuit interrupters | Raymond W. Mackenzie | 1996-02-20 |
| 5459630 | Self testing circuit breaker ground fault and sputtering arc trip unit | Raymond W. Mackenzie | 1995-10-17 |
| 5268661 | Current throttle technique | Kurt A. Grunert, Ronald A. Cheski | 1993-12-07 |
| 5196815 | Miniature circuit breaker | Yun-Ko N. Chien, John J. Shea, Edmond F. Kowal | 1993-03-23 |
| 5193043 | Phase sensitivity | Kurt A. Grunert, Robert J. Tedesco, Henry A. Wehrli, III, Lawrence M. Hapeman, Stephen A. Mrenna | 1993-03-09 |
| 5119054 | """E"" frame pancake design" | Kurt A. Grunert, Henry A. Wehrli, III, Lawrence M. Hapeman | 1992-06-02 |
| 5089797 | Circuit breaker with dual function electromagnetic tripping mechanism | Kurt A. Grunert, Jeffrey S. Gibson | 1992-02-18 |
| 4752853 | Circuit interrupter apparatus with an integral trip curve display | Joseph J. Matsko | 1988-06-21 |
| 4680562 | Integral circuit interrupter with separable modules | Walter V. Bratkowski | 1987-07-14 |
| 4660009 | Modular integral circuit interrupter | Kurt A. Grunert | 1987-04-21 |
| 4656446 | Current limiting circuit breaker with series double break contact system per pole | Yun-Ko N. Chien | 1987-04-07 |
| 4654614 | Current limiting solenoid operated circuit breaker | Yun-Ko N. Chien, Walter V. Bratkowski | 1987-03-31 |
| 4625190 | Remotely controlled solenoid operated circuit breaker | Walter V. Bratkowski | 1986-11-25 |
| 4445732 | Electrical stab connecting means utilizing eddy current electromagnetic repulsion | — | 1984-05-01 |
| 4377837 | Circuit interrupter with overtemperature trip device | Joseph J. Matsko | 1983-03-22 |
| 4358810 | Circuit breaker with alarm | William E. Beatty, Jr., Alan B. Shimp | 1982-11-09 |