| 8415579 |
Method of assembling a vacuum switchgear assembly |
Frank John Muench, Michael Patrick Culhane, Paul N. Stoving, John Mitchell Makal, Paul Michael Roscizewski |
2013-04-09 |
| 8081054 |
Hyper-cooled liquid-filled transformer |
Joseph J. Guentert, III |
2011-12-20 |
| 8038457 |
Separable electrical connector with reduced risk of flashover |
David Charles Hughes |
2011-10-18 |
| 7950939 |
Medium voltage separable insulated energized break connector |
David Charles Hughes, John Mitchell Makal, Frank John Muench |
2011-05-31 |
| 7731514 |
Actuating device for separable connector system |
David Charles Hughes |
2010-06-08 |
| 7633741 |
Switchgear bus support system and method |
David Charles Hughes, Dan Wycklendt, Timothy A. Myers |
2009-12-15 |
| 7572133 |
Separable loadbreak connector and system |
David Charles Hughes |
2009-08-11 |
| 7488916 |
Vacuum switchgear assembly, system and method |
Frank John Muench, Michael Patrick Culhane, Paul N. Stoving, John Mitchell Makal, Paul Michael Roscizewski |
2009-02-10 |
| 7413455 |
Electrical connector assembly |
David Charles Hughes, Allen L. Johnson |
2008-08-19 |
| 7384287 |
Apparatus, system and methods for deadfront visible loadbreak |
David Charles Hughes |
2008-06-10 |
| 7278889 |
Switchgear using modular push-on deadfront bus bar system |
Frank John Muench |
2007-10-09 |
| 7182647 |
Visible break assembly including a window to view a power connection |
Frank John Muench, Edine Mary Heinig, David Charles Hughes |
2007-02-27 |
| 7160142 |
Grounding clamp apparatus and method |
David Charles Hughes |
2007-01-09 |
| 6744255 |
Grounding device for electric power distribution systems |
Frank John Muench, John Mitchell Makal, David Charles Hughes |
2004-06-01 |