How many patents does
Guangdong Meiyan Jixiang Hydropower Company have?
patents
1,404
families
1,389
granted
15
applications
1,389
CN
1,404
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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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Guangdong Meiyan Jixiang Hydropower Company
Top ten assignees appearing on patents
Guangdong Meiyan Jixiang Hydropower Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| reminding method | 2 | 2014 |
| ecological treatment method of municipal sewage | 2 | 2015 |
| control valve capable of automatically pressurizing | 2 | 2012 |
| copper-steel composite board | 2 | 2012 |
| constant tension device | 2 | 2012 |
| pressure vessel valve capable of avoiding error opening and suitable for automatic block… 🛈 | 2 | 2011 |
| nut protein extraction device with two-level subsidiary teeth and feeding sensor | 2 | 2014 |
| main shaft seal structure | 2 | 2014 |
| easy-positioning bolt and tightening device using bolt | 2 | 2014 |
| anti-theft method | 2 | 2014 |