Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992872 | Circuit breaker incorporating fault lockout protection | Edgar Yee | 2006-01-31 |
| 6710988 | Small-sized industrial rated electric motor starter switch unit | Edgar Yee | 2004-03-23 |
| 6657837 | Circuit breaker incorporating fault lockout protection | Hemant K. Mody, Thomas Frederick Papallo, Jr., James I. Smith, Nataniel de Jesus Barbosa Vicente | 2003-12-02 |
| 6252365 | Breaker/starter with auto-configurable trip unit | James Arthur Marple, Charles Pitzen, Michael H. Thomas | 2001-06-26 |
| 6104602 | Compact electrical equipment enclosure | Charles Pitzen, Charles R. Bruce, Michael C. von Kannewurff | 2000-08-15 |
| 6066931 | Motor controller unit having thermal startup protection | Samir Chreim, Charles Pitzen, Richard Fischer, Jose L. Munoz | 2000-05-23 |
| 5426406 | Induction motor protective circuit breaker unit | David Duncan MacDonald | 1995-06-20 |
| 5218331 | Molded case circuit breaker with interchangeable trip circuits | Irenaeus S. Panus, Roger J. Morgan, Ronald G. Pekrul, Edwin J. Collin | 1993-06-08 |
| 5162766 | Molded case circuit breaker with interchangeable trip circuits | Irenaeus S. Panus, Roger J. Morgan, Ronald G. Pekrul, Edward J. Collin | 1992-11-10 |
| 5140115 | Circuit breaker contacts condition indicator | — | 1992-08-18 |
| 5122771 | Molded case circuit breaker combined accessory actuator-reset lever | Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Roger J. Morgan | 1992-06-16 |
| 5117211 | Compact molded case circuit breaker having anti-turn terminal connectors | Roger J. Morgan, Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Henry J. Tucholski +1 more | 1992-05-26 |
| 5113043 | Circuit breaker safety interlock unit | — | 1992-05-12 |
| 5089795 | Compact molded case circuit breaker with movable contact arm rebound cushion | Roger J. Morgan, Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Henry J. Tucholski +1 more | 1992-02-18 |
| 5084689 | Compact molded case circuit breaker with increased ampere rating | Roger J. Morgan, Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Henry J. Tucholski +1 more | 1992-01-28 |
| 5075659 | Compact molded case circuit breaker having external contact condition indication | Roger J. Morgan, Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Henry J. Tucholski +1 more | 1991-12-24 |
| 5049846 | Compact molded case circuit breaker with increased ampere rating | Roger J. Morgan, Irenaeus S. Panus, Ronald G. Pekrul, Thomas Frederick Papallo, Jr., Henry J. Tucholski +1 more | 1991-09-17 |
| 5027091 | Molded case circuit interrupter rating plug keying and interlock arrangement | David J. Lesslie, Alan J. Messerli, Graham A. Scott, Alexander A. Krajewski | 1991-06-25 |
| 4978816 | Circuit breaker handle interlock arrangement | Roger N. Castonguay | 1990-12-18 |
| 4929920 | Compact circuit breaker with an electronic trip unit | David J. Meiners, David Arnold, Roger N. Castonguay, Joseph M. Palmieri | 1990-05-29 |
| 4843359 | Molded case circuit breaker handle for automated assembly | Roger N. Castonguay | 1989-06-27 |
| 4831221 | Molded case circuit breaker auxiliary switch unit | Yuet-Ying Yu, Paul T. Rajotte, Lee A. Wambolt | 1989-05-16 |
| 4827089 | Molded case circuit breaker interlock arrangement | Roger N. Castonguay | 1989-05-02 |
| 4809132 | Field installable line and load lug connectors for molded case circuit breakers | Joseph M. Palmieri, Roger N. Castonguay, David Arnold | 1989-02-28 |
| 4806893 | Molded case circuit breaker actuator-accessory unit | Roger N. Castonguay, Richard A. Dziura, Graham A. Scott, Gregory DiVincenzo | 1989-02-21 |