How many patents does
Yankuang Group Company have?
patents
271
families
212
granted
60
applications
211
CN
265
US
1
EP
1
RoW
4
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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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Yankuang Group Company
Top ten assignees appearing on patents
2009 - 2018
2018
Yankuang Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method of gasification burner online feeding | 7 | 2007 |
| water gas desulfurization method and system thereof | 2 | 2016 |
| self-advancing transfer belt conveyor | 2 | 2011 |
| increasing and decreasing hydraulic support for mechanized mining working face of thin c… 🛈 | 2 | 2011 |
| high-temperature resistant conveyer belt | 2 | 2011 |
| coal gasification wastewater treatment device and treatment method thereof | 2 | 2013 |
| high-temperature-resistant conveyor belt | 2 | 2011 |
| chemical system stoppage protective device | 2 | 2013 |
| coke quenching water pump control device | 2 | 2013 |
| anti-drop cable hook for transfer conveyor | 2 | 2011 |