How many patents does
Electric Power Research Institute Of State Grid Qinghai Electric Power Company have?
patents
331
families
276
granted
49
applications
282
CN
325
WO
5
RoW
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 Qinghai Electric Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Electric Power Research Institute Of State Grid Qinghai Electric Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| low voltage ride through data acquisition method for photovoltaic power station | 3 | 2015 |
| digital phase locking method suitable for balanced three-phase power grid | 2 | 2012 |
| drill hole inner wall soil temperature rapid determination apparatus | 2 | 2015 |
| adjustment method for removing main transformer-crossing reactive circular power flow of… 🛈 | 2 | 2015 |
| hybrid energy storage optimal power allocation method with state-of-charge deviation bei… 🛈 | 2 | 2015 |
| method and device for controlling three-phase unbalanced current of virtual synchronous … 🛈 | 2 | 2015 |
| method for realizing active power emergency control of photovoltaic power station employ… 🛈 | 2 | 2015 |
| automatic generation method for multistage convergence power grid regional model for pho… 🛈 | 2 | 2015 |
| apparatus used for observing backfill inner structure | 2 | 2015 |
| short-period forecasting method for photovoltaic output in consideration of assembly tem… 🛈 | 2 | 2015 |