How many patents does
Electric Power Research Institute Of Yunnan Electric Power Test Research Institute Group Company have?
patents
273
families
226
granted
47
applications
226
CN
273
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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 Yunnan Electric Power Test Research Institute Group Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Electric Power Research Institute Of Yunnan Electric Power Test Research Institute Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| ground network detecting and positioning method for electric power | 2 | 2009 |
| device for detecting motion performances of earth fault indicator | 2 | 2014 |
| method for judging mechanical strength of post porcelain insulator | 2 | 2013 |
| method for improving abrasive resistance of overhang hardware fittings of power transmis… 🛈 | 2 | 2013 |
| circuit breaker operating mechanism monitoring system and method | 2 | 2014 |
| method for achieving compatible meter hanging of meter hanging bases for single-phase el… 🛈 | 2 | 2014 |
| separation achieving method for single-phase-three-phase electric energy meter compatibl… 🛈 | 2 | 2014 |
| fault diagnosis system based on circuit breaker operating mechanism | 2 | 2014 |
| circuit breaker state evaluation system and method based on mechanical performance param… 🛈 | 2 | 2014 |
| combined overhead conductor defect detection method | 2 | 2014 |