How many patents does
Handan Power Supply Company have?
patents
218
families
200
granted
17
applications
201
CN
216
WO
2
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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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Handan Power Supply Company
Top ten assignees appearing on patents
2009 - 2018
2009
| handan power supply company | 4 |
2018
Handan Power Supply Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| overhead power transmission line electrification deicing device | 3 | 2013 |
| high-voltage dropping insurance rapid flowing device | 2 | 2012 |
| live working sliding board | 2 | 2012 |
| precise positioning system for insulator faults | 2 | 2012 |
| special tool for removing cotter pin on live line | 2 | 2012 |
| quick inserting type grounding terminal | 2 | 2012 |
| special tool for pasting rod license plates | 2 | 2013 |
| earth wire clip | 2 | 2011 |
| assisting device for dismounting and mounting ground lead | 2 | 2013 |
| overhead ground wire damper positioning recovering device | 2 | 2013 |