Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6180902 | Fault interrupter and operating mechanism therefor | Henry W. Kowalyshen, John C. Opfer | 2001-01-30 |
| 5521567 | Switchgear module and configurations, and method of fabrication and assembly thereof | David H. Devonald, III, James A. Hansen, Henry W. Kowalyshen, Buddy B. McGlone, James K. Niemira +2 more | 1996-05-28 |
| D367267 | Electrical switchgear module for power distribution systems | Buddy B. McGlone, David H. Devonald, III, James A. Hansen, Henry W. Kowalyshen, James K. Niemira +2 more | 1996-02-20 |
| 4636602 | Linear operating mechanism for electrical switches | Walter J. Hall, Joel A. Ramos, Edward J. Rogers | 1987-01-13 |
| 4583750 | Sealing arrangement | Leonard V. Chabala | 1986-04-22 |
| 4578551 | Operating mechanism for electrical switches | — | 1986-03-25 |
| 4427862 | Contact assembly for a high-voltage circuit interrupter | — | 1984-01-24 |