Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701111 | Electronic trip unit conversion kit for high ampere-rated circuit breakers | Roger N. Castonguay | 1997-12-23 |
| 5684282 | Drawout circuit breaker, position switch and reset arrangements | Roger N. Castonguay | 1997-11-04 |
| 5670923 | Tripping device reset arrangement | Jorge A. Gonzalez, Roger N. Castonguay | 1997-09-23 |
| 5646586 | Electronic trip unit conversion kit for high ampere-rated circuit breakers | Roger N. Castonguay | 1997-07-08 |