Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7339298 | Compliant motor driven variable electrical device | John J. Salinardi | 2008-03-04 |
| 6448522 | Compact high speed motor operator for a circuit breaker | Roger N. Castonguay | 2002-09-10 |
| 6448521 | Blocking apparatus for circuit breaker contact structure | Roger N. Castonguay | 2002-09-10 |
| 6421217 | Circuit breaker accessory reset system | Roger N. Castonguay | 2002-07-16 |
| 6239395 | Auxiliary position switch assembly for a circuit breaker | — | 2001-05-29 |
| 6232859 | Auxiliary switch mounting configuration for use in a molded case circuit breaker | Dave Christensen, Roger N. Castonguay, Francesco DeVizzi | 2001-05-15 |
| 6211758 | Circuit breaker accessory gap control mechanism | Roger N. Castonguay | 2001-04-03 |
| 6211757 | Fast acting high force trip actuator | Roger N. Castonguay, Dave Christensen, Girish Hassan | 2001-04-03 |
| 6172584 | Circuit breaker accessory reset system | Roger N. Castonguay, Girish Hassan | 2001-01-09 |
| 6100481 | Circuit breaker operating handle torque compensation assembly | Roger N. Castonguay, Dean A. Robarge | 2000-08-08 |
| 6087610 | Closing springs release mechanism for industrial-rated circuit breaker | Roger N. Castonguay, Andre J. M'Sadoques, Dean A. Robarge | 2000-07-11 |
| 6037555 | Rotary contact circuit breaker venting arrangement including current transformer | Roger N. Castonguay, Dennis J. Doughty, Dean A. Robarge, Dave Christensen, Randall Lee Greenberg +3 more | 2000-03-14 |
| 5981888 | Closing spring lock-out mechanism for an industrial rated circuit breaker | Dean A. Robarge | 1999-11-09 |
| 5981887 | Contact position indicator for an industrial-rated circuit breaker | Dean A. Robarge, Roger N. Castonguay, Andre J. M'Sadoques | 1999-11-09 |
| 5936535 | Circuit breaker bell alarm accessory | Dean A. Robarge | 1999-08-10 |
| 5906271 | Means of remote charge indication for high ampere-rated circuit breakers | Roger N. Castonguay | 1999-05-25 |
| 5905240 | Contact closing solenoid assembly for air circuit breakers | Dean A. Robarge | 1999-05-18 |
| 5883351 | Ratcheting mechanism for industrial-rated circuit breaker | Roger N. Castonguay, Andre J. M'Sadoques, Dean A. Robarge | 1999-03-16 |
| 5823323 | Circuit breaker contact position indicating unit | Raymond K. Seymour, Michael C. Guerrette | 1998-10-20 |
| 5791457 | Motor operator interface unit for high ampere-rated circuit breakers | Roger N. Castonguay | 1998-08-11 |
| 5782341 | Padlocking arrangement for high ampere-rated circuit breaker | William H. Calder | 1998-07-21 |
| 5762181 | Means to control the operating cycle of an electric motor operator for high ampere-rated circuit breakers | Roger N. Castonguay | 1998-06-09 |
| 5655648 | Modular accessory mechanical lock-out mechanism | Raymond K. Seymour, Roger N. Castonguay | 1997-08-12 |
| 5651451 | System for resetting high ampere-rated circuit breaker operating springs | Roger N. Castonguay, Mark A. Zaffetti | 1997-07-29 |
| 5575381 | Interlock for high ampere-rated circuit breaker contact closing springs | Roger N. Castonguay, Mark A. Zaffetti | 1996-11-19 |