How many patents does
Handan Power Supply Branch Of State Grid Hebei Electronic Power Company have?
patents
366
families
325
granted
41
applications
325
CN
366
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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 Branch Of State Grid Hebei Electronic Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Handan Power Supply Branch Of State Grid Hebei Electronic Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| power maintenance platform system with emergency power supply | 2 | 2015 |
| dynamic defense system for safety production of power system | 2 | 2017 |
| wide-angle automatic rotation lighting device | 2 | 2014 |
| transformer substation simulation operation board with alarming function | 2 | 2014 |
| laser fence warning prompt system for remote operation of transformer substation | 2 | 2014 |
| vibration-based vibration screen power supply device | 2 | 2014 |
| antistatic grounding device installed with ground wires | 2 | 2015 |
| piezoelectric and solar complementary intelligent light emitting floorboard | 2 | 2014 |
| voice remote telephone automatic alarming device for line accidental tripping of transfo… 🛈 | 2 | 2015 |
| vehicular power maintenance system with maintenance tool box | 2 | 2015 |