Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061217 | Electrical switching apparatus employing twice-energized trip actuator | William E. Beatty, Jr., David H. Groves, David Olszewski, James P. Ellsworth, H. Richard Beck +1 more | 2000-05-09 |
| 5541561 | Integral electrical circuit controller | John A. Wafer | 1996-07-30 |
| 5428329 | Springclip means for a latchable operating mechanism on a circuit breaker | — | 1995-06-27 |
| 5394126 | Circuit breaker with improved magnetic trip assembly | William E. Beatty, Jr. | 1995-02-28 |
| 5288958 | Lockable remote rotary handle operator for circuit breakers | Gerald J. Leary, Joseph M. Kline, Ronald D. Smiddle | 1994-02-22 |
| 5268661 | Current throttle technique | John A. Wafer, Ronald A. Cheski | 1993-12-07 |
| 5219070 | Lockable rotary handle operator for circuit breaker | Ronald J. Price, Ronald A. Cheski, Ronald D. Smiddle | 1993-06-15 |
| 5193043 | Phase sensitivity | Robert J. Tedesco, John A. Wafer, Henry A. Wehrli, III, Lawrence M. Hapeman, Stephen A. Mrenna | 1993-03-09 |
| 5119054 | """E"" frame pancake design" | John A. Wafer, Henry A. Wehrli, III, Lawrence M. Hapeman | 1992-06-02 |
| 5089797 | Circuit breaker with dual function electromagnetic tripping mechanism | Jeffrey S. Gibson, John A. Wafer | 1992-02-18 |
| 5005104 | Clip-connected terminal conductor assembly | Delfin Pabon, Ronald A. Cheski | 1991-04-02 |
| 4990873 | Reverse switching means for motor operator | Charles R. Paton | 1991-02-05 |
| 4973805 | Arc runner, containment support assembly | Charles R. Paton, Glenn C. Sisson | 1990-11-27 |
| 4973928 | Extender spring for increased magnetic trip settings | — | 1990-11-27 |
| 4963846 | Trip interlock design | Ronald A. Cheski, Robert J. Tedesco, Michael Jerome Whipple, Melvin A. Carrodus, James Gerard Maloney | 1990-10-16 |
| 4933653 | Circuit breaker with low current magnetic trip | Stephen A. Mrenna, Melvin A. Carrodus, Jere L. McKee | 1990-06-12 |
| 4725800 | Circuit breaker with magnetic shunt hold back circuit | Stephen A. Mrenna, James P. Ellsworth | 1988-02-16 |
| 4719438 | Circuit breaker with fast trip unit | Stephen A. Mrenna, Jonathan Weiss, Vijay Garg | 1988-01-12 |
| 4713639 | Circuit breaker with push-to-trip button and trip bar | Donald E. Schlosser | 1987-12-15 |
| 4697163 | Circuit breaker with impact trip delay | James R. Farley | 1987-09-29 |
| 4691180 | Circuit breaker with electrical disconnect means | Joseph F. Changle | 1987-09-01 |
| 4683451 | Circuit breaker with trip delay magnetic circuit | Alfred E. Maier | 1987-07-28 |
| 4660009 | Modular integral circuit interrupter | John A. Wafer | 1987-04-21 |
| 4650940 | Circuit breaker with arc gas vent baffle | Roger E. Walker, Charles R. Paton, David A. Leone, David Turner | 1987-03-17 |
| 4642726 | Solenoid operator circuit for molded case circuit breaker | Joseph J. Matsko, Bruce R. Terhorst | 1987-02-10 |