How many patents does
Henan Polytechnic Institute have?
patents
564
families
536
granted
24
applications
540
CN
562
US
2
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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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Henan Polytechnic Institute
Top ten assignees appearing on patents
2009
2018
Henan Polytechnic Institute
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| battery cover assembly for portable electronic devices | 4 | 2009 |
| english learning table | 3 | 2017 |
| manual training table used for accountant | 3 | 2017 |
| unordered english word auxiliary memory device | 2 | 2016 |
| obstacle avoidance path smooth optimization method | 2 | 2014 |
| injection mould of automatically cutting side gate in mould | 2 | 2015 |
| bicycle chain washing machine | 2 | 2016 |
| benzimidazole derivative namely cadmium (ii) complex with fluorescence property and synt… 🛈 | 2 | 2015 |
| liquid level detection and oil liquid automatic compensation device | 2 | 2011 |
| multiple-strip type comparison strip device for vacuum coating machine | 2 | 2011 |