Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507255 | Remotely controllable circuit breaker | Ralph Mason Ennis, John A. Wafer, 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, Rufus L. Barnes, John A. Wafer | 2002-11-05 |
| 4862125 | Electrical switching device with cover interlock | Alfred E. Maier | 1989-08-29 |
| 4697163 | Circuit breaker with impact trip delay | Kurt A. Grunert | 1987-09-29 |
| 4644122 | Molded case circuit breaker with combined position indicator and handle barrier | Robert H. Flick | 1987-02-17 |
| 4630019 | Molded case circuit breaker with calibration adjusting means for a bimetal | Alfred E. Maier | 1986-12-16 |
| 4612426 | Arc chute assembly for circuit breaker | Alfred E. Maier, Nicholas A. Tomasic | 1986-09-16 |
| 4288667 | Telescoping disconnect switch with rail-mounted telescope section | Jayant M. Patel, Jerome K. Wolfe, Forrest E. Coyle | 1981-09-08 |
| 4263492 | Circuit breaker with anti-bounce mechanism | Alfred E. Maier | 1981-04-21 |
| 4188515 | Telescoping disconnect switch with low resistance center conductor | Jayant M. Patel | 1980-02-12 |