Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660271 | Operating mechanism cradle assembly for high ampere-rated circuit breakers | Roger N. Castonguay, William H. Calder | 1997-08-26 |
| 5539370 | Inductive motor protective circuit breaker | — | 1996-07-23 |
| 5519180 | Method for controlling contact depression for high ampere-rated circuit | Mark A. Zaffetti, James L. Rosen | 1996-05-21 |
| 5495219 | Circuit breaker with improved magnetic trip response | — | 1996-02-27 |
| 5428195 | Current limiter unit for molded case circuit breakers | — | 1995-06-27 |
| 5392016 | Molded case circuit breaker mechanical rating plug | Roger N. Castonguay | 1995-02-21 |
| 5389906 | Cost-efficient industrial-rated molded case breaker | Roger N. Castonguay, Roger J. Morgan, Frederic W. Glabau, Henry J. Tucholski, Thomas T. B. Reyes | 1995-02-14 |
| 5381120 | Molded case circuit breaker thermal-magnetic trip unit | Roger N. Castonguay | 1995-01-10 |
| 5337031 | Cost-efficient industrial-rated molded case breaker | Roger N. Castonguay, Roger J. Morgan, Frederic W. Glabau, Henry J. Tucholski, Thomas T. B. Reyes | 1994-08-09 |
| 5323130 | Molded case circuit breaker modular line strap assembly | — | 1994-06-21 |
| 5319166 | Molded case circuit breaker modular contact arm arrangement | Roger N. Castonguay, James L. Rosen | 1994-06-07 |
| 5302785 | Molded case circuit breaker operating mechanism crossbar assembly | Roger N. Castonguay | 1994-04-12 |
| 5287077 | Molded case circuit breaker multi-pole crossbar assembly | Roger N. Castonguay | 1994-02-15 |
| 5262744 | Molded case circuit breaker multi-pole crossbar assembly | Roger N. Castonguay | 1993-11-16 |
| 5217111 | Screw retainer for a molded case circuit breaker movable contact arm arrangement | Roger N. Castonguay | 1993-06-08 |
| 5200725 | Molded case circuit breaker multi-pole crossbar assembly | Roger N. Castonguay | 1993-04-06 |
| 5172087 | Handle connector for multi-pole circuit breaker | Roger N. Castonguay | 1992-12-15 |
| 5153545 | Molded case circuit breaker arc baffle insert | David A. Ferullo | 1992-10-06 |
| 5153544 | Molded case circuit breaker field-installable accessories | Roger N. Castonguay | 1992-10-06 |
| 5146195 | Molded case circuit breaker with linear responsive unit | Roger N. Castonguay | 1992-09-08 |
| 5130685 | Molded case circuit breaker operating cradle configuration | Roger N. Castonguay | 1992-07-14 |
| 5121092 | Molded case circuit breaker thermal-magnetic trip accelerator | Roger N. Castonguay | 1992-06-09 |
| 5117210 | Molded case circuit breaker field-installable accessories | Roger N. Castonguay | 1992-05-26 |
| 5059933 | Molded case circuit breaker operating cradle configuration | Roger N. Castonguay | 1991-10-22 |
| 4999464 | Molded case circuit breaker contact and contact arm arrangement | Joseph P. Bellino, Dexter T. O'Brien, Ira B. Goldman | 1991-03-12 |