How many patents does
Luohe Power Supply Company, State Grid Henan Electric Power Company have?
patents
248
families
209
granted
28
applications
220
CN
248
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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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Luohe Power Supply Company, State Grid Henan Electric Power Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Luohe Power Supply Company, State Grid Henan Electric Power Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| earthquake self-adaptation-type pole and tower device | 5 | 2013 |
| pressure-resistant detection device of safety tool | 5 | 2013 |
| earthing clamp device and operation method thereof | 4 | 2014 |
| compression-resistant, abrasion-resistant and corrosion-resistant transformer seal ring … 🛈 | 3 | 2013 |
| electric pole safety device preventing cables from being stolen and preventing people fr… 🛈 | 3 | 2013 |
| hard spiral deicing device for power transmission line cable | 3 | 2013 |
| environment-friendly long-acting grounding device anticorrosive agent and preparation me… 🛈 | 2 | 2014 |
| high-voltage switch cabinet making copper bar convenient to assemble and modified assemb… 🛈 | 2 | 2014 |
| data transmission device for underground coal mine | 2 | 2014 |
| storage battery discharge tester and discharge current regulating and controlling method… 🛈 | 2 | 2014 |