Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097192 | Method for initializing short time and groundfault protection heat index accumulators in a trip unit | Mark J. Obermeier, Michael R. Koller | 2000-08-01 |
| 6065148 | Method for error detection and correction in a trip unit | Mark J. Obermeier, Alan J. Messerli | 2000-05-16 |
| 5974545 | Circuit breaker trip unit processor initialization program | Mark J. Obermeier, Alan J. Messerli | 1999-10-26 |
| 5877925 | Ground fault-rating plug for molded case circuit breakers | — | 1999-03-02 |
| 5821485 | Circuit breaker electronic trip unit with adjustable settings | Paul T. Rajotte | 1998-10-13 |
| 5771145 | Zero current circuit interruption | Raymond K. Seymour, David Arnold | 1998-06-23 |
| 5719738 | Circuit breaker remote closing operator | John A. Pollman, George R. Ribar, Jr., Dennis L. Ericson | 1998-02-17 |
| 5682287 | Digital circuit interrupter shunt trip accessory module | John A. Pollman, Esteban Santos | 1997-10-28 |
| 5605224 | Accessory compartment for high ampere-rated circuit breaker | Raymond K. Seymour, Paul T. Rajotte, John A. Pollman | 1997-02-25 |
| 5539605 | Digital circuit interrupter undervoltage release accessory | John A. Pollman, Raymond K. Seymour | 1996-07-23 |
| 5502286 | Bell alarm and lock-out for high ampere-rated circuit breakers | John A. Pollman, Raymond K. Seymour, Paul T. Rajotte | 1996-03-26 |
| 5500781 | Digital circuit interrupter with multiple accessory function | Esteban Santos, John A. Pollman | 1996-03-19 |
| 5485343 | Digital circuit interrupter with battery back-up facility | Esteban Santos, Hanns P. Sailer, Indrajit Purkayastha | 1996-01-16 |
| D365329 | Compact electronic trip unit | Raymond K. Seymour, Paul T. Rajotte, Esteban Santos | 1995-12-19 |