Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7646270 | Electrical switching apparatus, and yoke assembly and spring assembly therefor | Yuri C. Spitsberg, Robert Michael Slepian, Perry R. Gibson, David A. Parks, Douglas C. Marks +2 more | 2010-01-12 |
| 7633031 | Spring driven ram for closing a electrical switching apparatus | Andrew L. Gottschalk | 2009-12-15 |
| 7064634 | Shock resistant actuators for a circuit breaker | William J. Jones | 2006-06-20 |
| 6160234 | Reduced drag ratchet | Brian Matthew Loehlein | 2000-12-12 |
| 6072136 | Electrical switching apparatus with modular operating mechanism for mounting and controlling large compression close spring | Raymond Clyde Doran, Edward L. Wellner | 2000-06-06 |
| 6066821 | Electrical switching apparatus with push buttons for a modular operating mechanism accessible through a cover plate | Raymond Clyde Doran, Phillip L. Ulerich, Paul R. Rakus, Norman J. Phillips, Suzanne Stewart | 2000-05-23 |
| 6064021 | Clutch assembly for electrical switching apparatus with large compression close spring | William J. Jones, Alfred E. Maier, Raymond Clyde Doran | 2000-05-16 |
| 5973278 | Snap acting charge/discharge and open/closed indicators displaying states of electrical switching apparatus | Raymond Clyde Doran | 1999-10-26 |
| 5938008 | Disengageable charging mechanism for spring powered electrical switching apparatus | Phillip L. Ulerich, William Brocklebank | 1999-08-17 |
| 5931290 | Close prop and latch assembly for stored energy operating mechanism of electrical switching apparatus | Raymond Clyde Doran | 1999-08-03 |
| 5929405 | Interlock for electrical switching apparatus with stored energy closing | Raymond Clyde Doran, Phillip L. Ulerich | 1999-07-27 |
| 5617281 | Low cost circuit controller | James A. Bauer, Nelson R. Palmer, Kathryn M. Palmer | 1997-04-01 |
| 5559426 | Synchronous contactor | John J. Shea, James A. Bauer, Denis A. Mueller, Thomas A. Wilsdon, John Richard Wilson | 1996-09-24 |
| 5548523 | Monitoring device secured to power distribution system conductors | James A. Bauer, Denis A. Mueller | 1996-08-20 |
| 5545679 | Positive temperature coefficient conductive polymer made from thermosetting polyester resin and conductive fillers | Parker A. Bollinger, Jr., Denis A. Mueller, James D. B. Smith | 1996-08-13 |
| 5530613 | Current limiting circuit controller | James A. Bauer, Denis A. Mueller, James D. B. Smith | 1996-06-25 |
| 5193043 | Phase sensitivity | Kurt A. Grunert, Robert J. Tedesco, John A. Wafer, Lawrence M. Hapeman, Stephen A. Mrenna | 1993-03-09 |
| 5119054 | """E"" frame pancake design" | Kurt A. Grunert, John A. Wafer, Lawrence M. Hapeman | 1992-06-02 |
| 5017824 | TFEL edge emitter module and packaging assembly employing sealed cavity capacity varying mechanism | Norman J. Phillips, David Leksell, William A. Barrow, Mark S. Kruskopf | 1991-05-21 |
| 4345671 | Apparatus and method for installing elevator guide rails | Larry P. Tosato, Robert C. Stewart | 1982-08-24 |
| 4278150 | Elevator system | Dirk J. Boomgaard, Alvin O. Lund, deceased | 1981-07-14 |