How many patents does
State Grid Zhejiang Electric Power Company have?
patents
3,516
families
3,035
granted
429
applications
3,087
CN
3,465
WO
28
EP
12
US
2
KR
2
GB
2
RoW
5
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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 Zhejiang Electric Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
State Grid Zhejiang Electric Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| synchronization time-division multiplexing bus communication method adopting serial comm… 🛈 | 7 | 2012 |
| method and system for obtaining flicker transfer coefficient in grid connection of photo… 🛈 | 6 | 2014 |
| method and apparatus for identifying causes for cable overcurrent | 5 | 2014 |
| power-line carrier communication method | 5 | 2014 |
| new power distribution network overvoltage protector equipped with ring-shaped electrode… 🛈 | 5 | 2013 |
| auxiliary drawing head of power cable threading apparatus | 5 | 2013 |
| led chip integrated with resistors | 4 | 2011 |
| flooring self-balance wrapping rod and mounting and use method thereof | 4 | 2014 |
| method and device for remote restart | 4 | 2013 |
| dc-dc conversion system and control method therefor | 3 | 2016 |