How many patents does
State Grid Hebei Electric Power Company Shijiazhuang Power Supply Branch have?
patents
224
families
184
granted
36
applications
188
CN
224
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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 Hebei Electric Power Company Shijiazhuang Power Supply Branch
Top ten assignees appearing on patents
2009
2018
State Grid Hebei Electric Power Company Shijiazhuang Power Supply Branch
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| intelligent high-voltage cable heating and straightening all-in-one machine and control … 🛈 | 4 | 2016 |
| device for releasing internal stress of high-voltage cable, and control method | 4 | 2016 |
| cable straightening clamping jaw type pressure adjustable device | 3 | 2016 |
| high pressure cable multifunctional constant temperature control case | 3 | 2016 |
| screwdriver special for first-aid repair of power failure | 2 | 2014 |
| test device for directly measuring leakage current of test sample and wirelessly outputt… 🛈 | 2 | 2015 |
| remote intelligent test device for switching characteristics | 2 | 2015 |
| multifunctional electric power adaption barrel | 2 | 2014 |
| direct current resistance test system for transformer winding | 2 | 2015 |
| novel vertical shaft safety ladder | 2 | 2015 |