Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10804044 | Electrical contact alloy for vacuum contactors | Louis G. Campbell, Ganesh Balasubramanian | 2020-10-13 |
| 10468205 | Electrical contact alloy for vacuum contactors | Louis G. Campbell, Ganesh Balasubramanian | 2019-11-05 |
| 9679723 | Vacuum switching apparatus and contact assembly therefor | Louis G. Campbell, Stephen David Mayo | 2017-06-13 |
| 9378908 | Vacuum switching apparatus and contact assembly therefor | Louis G. Campbell, Stephen David Mayo | 2016-06-28 |
| 8861144 | Triggered arc flash arrester and switchgear system including the same | John J. Shea, Robert K. Smith, Louis G. Campbell | 2014-10-14 |
| 8440929 | Vacuum switch including an insulating body having a number of transparent portions made of a single crystal alumina | Wangpei Li | 2013-05-14 |
| 8269130 | Retainer, vacuum interrupter, and electrical switching apparatus including the same | Dan J. Mangan, Eric Dennis Smith | 2012-09-18 |
| 6813127 | Blade tip for puncturing cupro-nickel seal cup | Francis Christopher Edrozo, Engelbert Hetzmannseder, Mark A. Juds, Mary Jo Johnson Vander Heiden, Paul G. Slade +1 more | 2004-11-02 |
| 6417473 | Method and apparatus for mounting vapor shield in vacuum interrupter and vacuum interrupter incorporating same | Stephen David Mayo, Paul G. Slade, Dale Lowell Burmingham, Bradley Eugene Dunham | 2002-07-09 |