How many patents does
Electric Power Research Institute Of State Grid Hubei Electric Power Company have?
patents
388
families
300
granted
87
applications
301
CN
387
WO
1
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Electric Power Research Institute Of State Grid Hubei Electric Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Electric Power Research Institute Of State Grid Hubei Electric Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| device and method for detecting secondary virtual loop of intelligent transformer substa… 🛈 | 3 | 2011 |
| merging unit channel detection method and system | 2 | 2015 |
| data phase step time recognition method based on local break variable | 2 | 2015 |
| power network equivalent parameter fast calculation method based on nonlinear variable s… 🛈 | 2 | 2015 |
| automatic verification device for ac potentiometer and automatic verification method | 2 | 2015 |
| particle swarm optimization algorithm based thermal generator set primary frequency modu… 🛈 | 2 | 2015 |
| electromagnetic transient simulation method and system for integrating field analysis in… 🛈 | 2 | 2015 |
| current blanking method and device of transformer iron core grounding current online mon… 🛈 | 2 | 2015 |
| primary frequency modulation control system based on frequency droop regulation method a… 🛈 | 2 | 2015 |
| field inspection device and method of grounding current on-line monitoring equipment for… 🛈 | 2 | 2015 |