How many patents does
Beijing Guohua Electric Power Corporation have?
patents
756
families
638
granted
103
applications
653
CN
756
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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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Beijing Guohua Electric Power Corporation
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Beijing Guohua Electric Power Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| selective catalytic reduction denitration method of flue gas | 5 | 2010 |
| denitration method for smoke | 4 | 2010 |
| flue gas denitration device | 4 | 2010 |
| equipment for selective catalytic reduction denitrification of flue gas | 3 | 2010 |
| flue gas treatment device and method | 2 | 2015 |
| subsynchronous oscillation inhibition apparatus and method for inhibiting flickering of … 🛈 | 2 | 2015 |
| switching control device and method for operation mode of oxygen-enriched combustion sys… 🛈 | 2 | 2015 |
| dewatering bin residue discharging system | 2 | 2015 |
| method for adjusting ph value of absorption column | 2 | 2011 |
| butterfly valve and engineering machine | 2 | 2015 |