Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7301742 | Method and apparatus for accessing and activating accessory functions of electronic circuit breakers | Michael S. Tignor, Michael Bradley, LeeAnne Wambolt, Geoffrey F. Butland, Michael H. Thomas | 2007-11-27 |
| 6678135 | Module plug for an electronic trip unit | Michael S. Tignor, Michael Bradley, LeeAnne Wambolt, Geoffrey F. Butland, Michael H. Thomas | 2004-01-13 |
| 6304231 | Utility meter label support and antenna | Eric B. Reed | 2001-10-16 |
| 5821485 | Circuit breaker electronic trip unit with adjustable settings | Paul H. Singer | 1998-10-13 |
| 5605224 | Accessory compartment for high ampere-rated circuit breaker | Raymond K. Seymour, Paul H. Singer, John A. Pollman | 1997-02-25 |
| 5502286 | Bell alarm and lock-out for high ampere-rated circuit breakers | John A. Pollman, Raymond K. Seymour, Paul H. Singer | 1996-03-26 |
| 5488338 | Electronic trip assembly for high ampere-rated circuit breaker | Raymond K. Seymour, Elaine B. Bogue | 1996-01-30 |
| D365329 | Compact electronic trip unit | Raymond K. Seymour, Esteban Santos, Paul H. Singer | 1995-12-19 |
| 5446386 | Molded case circuit breaker auxiliary power supply plug | John A. Pollman, Daniel J. Dellavecchia, Ira B. Goldman, John T. Lewandoski | 1995-08-29 |
| 4831221 | Molded case circuit breaker auxiliary switch unit | Yuet-Ying Yu, Robert A. Morris, Lee A. Wambolt | 1989-05-16 |
| 4794356 | Molded case circuit breaker auxiliary switch unit | Yuet-Ying Yu, Robert A. Morris, Lee A. Wambolt | 1988-12-27 |
| 4786885 | Molded case circuit breaker shunt trip unit | Robert A. Morris, Alan J. Messerli | 1988-11-22 |
| 4728914 | Rating plug enclosure for molded case circuit breakers | Robert A. Morris, LeeAnne Wambolt | 1988-03-01 |
| 4702002 | Method of forming signal processor module for ground fault circuit breaker | Robert A. Morris | 1987-10-27 |
| 4686600 | Modular ground fault circuit breaker | Robert A. Morris | 1987-08-11 |
| 4667263 | Ground fault module for ground fault circuit breaker | Robert A. Morris | 1987-05-19 |
| 4641217 | Two pole ground fault circuit breaker | Robert A. Morris, Ronald R. Russell, George W. Kiesel | 1987-02-03 |
| 4641216 | Signal processor module for ground fault circuit breaker | Robert A. Morris | 1987-02-03 |
| 4623865 | Current transformer arrangement for ground fault circuit interrupters | George W. Kiesel, LeeAnne Wambolt | 1986-11-18 |
| 4549241 | Ground and test arrangement for a ground fault circuit interrupter | Robert A. Morris, George W. Kiesel | 1985-10-22 |
| 4521824 | Interrupter mechanism for a ground fault circuit interrupter | Robert A. Morris, George W. Kiesel | 1985-06-04 |
| 4507709 | Electrical interconnect arrangement for a GFCI magnetic sensor module plug-in subassembly | Robert A. Morris, George W. Kiesel, Anthony L. Richards | 1985-03-26 |