How many patents does
State Grid Qinghai Electric Power Company have?
patents
964
families
874
granted
79
applications
885
CN
952
WO
9
RoW
3
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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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State Grid Qinghai Electric Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
State Grid Qinghai Electric Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| device, system and method for message forwarding | 5 | 2013 |
| plugging device | 3 | 2013 |
| low voltage ride through data acquisition method for photovoltaic power station | 3 | 2015 |
| cost control information communication method and system based on electric system | 3 | 2014 |
| power supply mode selection method of area without electricity supply based on load dist… 🛈 | 2 | 2011 |
| distributed photovoltaic island detection dynamic blind area index prediction method | 2 | 2015 |
| clock-fault alarming method and device | 2 | 2017 |
| auxiliary device for installing transformer | 2 | 2015 |
| photovoltaic power station power control characteristic acquisition system on the basis … 🛈 | 2 | 2015 |
| semi-fixed-sealed cable terminal inserting and extracting device | 2 | 2015 |