How many patents does
Shijiazhuang Power Supply Company have?
patents
257
families
242
granted
14
applications
243
CN
256
WO
1
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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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Shijiazhuang Power Supply Company
Top ten assignees appearing on patents
2009 - 2018
2018
Shijiazhuang Power Supply Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method for implementing network five defending locking system of transforming plant with… 🛈 | 2 | 2008 |
| portable power-frequency constant current source device | 2 | 2010 |
| cable operation information monitoring system and implement method thereof | 2 | 2012 |
| cable ampacity analysis system based on linear temperature-sensitive technology and calc… 🛈 | 2 | 2013 |
| multifunctional pin taking-out device special for replacement of spring pin of insulator… 🛈 | 2 | 2012 |
| fixed base for suspending live-working scaling ladder on transmission tower | 2 | 2012 |
| special cleaner for removing foreign matters on overhead ground leads | 2 | 2012 |
| convenient-to-use high-altitude structure walkabout for hanging double rope | 2 | 2012 |
| special welding bracket for 2m connector | 2 | 2012 |
| integrated device for insulation test of insulation glove | 2 | 2012 |