Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242394 | Stationary contact assembly including first and second stationary contacts, and circuit interrupter and transfer switch employing the same | Robert W. Mueller, James W. Krieger, Paul Alan Merck, Cathleen M. Clausen, Joshua David Myers | 2012-08-14 |
| 8138861 | Inertial catch for an automatic transfer switch power contractor | James W. Krieger, Paul Alan Merck, Robert Michael Slepian | 2012-03-20 |
| 7323956 | Electrical switching apparatus and trip unit including one or more fuses | Michael P. Puskar, William E. Beatty, Jr., Robert W. Mueller | 2008-01-29 |
| 7218192 | Lockable fastener and circuit breaker employing the same | David A. Parks, David E. Little, David H. Groves | 2007-05-15 |
| 7012493 | Circuit breaker including rotary interlock for secondary cover | Douglas C. Marks, David A. Parks, Roger W. Helms, David E. Little | 2006-03-14 |
| 6924446 | Circuit breaker including a latchable cradle and a cross bar adapted to move in an arcuate path away from primary and secondary latches | Douglas C. Marks, David A. Parks, Robert Michael Slepian, David E. Little | 2005-08-02 |
| 6878890 | Circuit breaker lockable fastener securing a movable contact to its terminal mounting | David A. Parks, Arthur D. Carothers | 2005-04-12 |
| 5861596 | Dual baffle apparatus for electrical switching device | William E. Grass, Earl T. Piber, Roger E. Walker | 1999-01-19 |
| 5260533 | Molded case current limiting circuit breaker | John K. Livesey, Richard E. White, Alfred E. Maier, Douglas C. Marks, Walter O. Jenkins | 1993-11-09 |