Inventor
Michael G. Ennis
Inventor
Evanston, IL, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks27%
H01HElectric switches24%
H02HEmergency protective circuit arrangements24%
G01RMeasuring electric variables12%
H01RElectrically-conductive connections6%
H03KPulse technique6%
PatentTitleYear
10,247,767Fault detection and direction determination20198,824,116'Method of determining end-of-life of a fault interrupting device'20148,760,996'Coordinated fault protection system'20148,334,738'Fault interrupting and reclosing device'20128,085,123'Wear indicator for a circuit interrupter exhaust control device'20117,916,437'Fault interrupter and operating method'20117,916,627'Coordinated fault protection system'20117,864,023'Fuse'20117,864,022'Wear indicator for a circuit interrupter exhaust control device'20117,773,368'Installation adapter for a fuse and method of adapting a fuse for installation'20107,592,555'Retention arrangement for a circuit interrupter'20097,279,654'Current sensor'20076,963,475'Monitoring and control for power electronic system'20056,950,764'Arrangements to detect and respond to disturbances in electrical power systems'20056,944,004'Arrangements to detect and respond to disturbances in electrical power systems'20056,941,233'Arrangements to detect and respond to disturbances in electrical power systems'20056,917,186'Monitoring and control for power electronic system'20056,668,232'Arrangements to detect and respond to disturbances in electrical power systems'20036,667,601'Control arrangement and method for power electronic system'20036,636,101'Control arrangement and method for electronic device'20036,601,002'Arrangements to detect and respond to disturbances in electrical power systems'20036,504,696'Control arrangement and method for power electronic system'20036,331,798'Control arrangement and method for high-speed source-transfer switching system'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2019Patents assigned to S & C ELECTRIC CO (23)· patent assignee history
2001–2019Based in Evanston, IL, US· patent location history
2011–2014Patents assigned to ENNIS MICHAEL G (4)· patent assignee history
2012–2014Patents assigned to BENSON IV KEITH W (2)· patent assignee history
2012–2014Patents assigned to BOGUSZ JASON R (2)· patent assignee history
2012–2014Patents assigned to HARDESTY GARY W (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| S & C ELECTRIC CO | 23 | 2001–2019 |
| ENNIS MICHAEL Gself | 4 | 2011–2014 |
| BENSON IV KEITH W | 2 | 2012–2014 |
| BOGUSZ JASON R | 2 | 2012–2014 |
| HARDESTY GARY W | 2 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Evanston, Illinois, US | 23 | 2001–2019 |