How many patents does
Heilongjiang University have?
patents
2,553
families
1,858
granted
739
applications
1,814
CN
2,540
US
5
WO
4
EP
2
KR
1
JP
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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Heilongjiang University
Top ten assignees appearing on patents
2009
Heilongjiang University
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| multi-longitudinal mode annular cavity laser sensor frequency division multiplexing devi… 🛈 | 12 | 2013 |
| method for preparing biomass graphene by using cellulose as raw material | 8 | 2015 |
| nanostructure quick-switch memristor and method of manufacturing the same | 7 | 2009 |
| triazolopyrimidine sulfonamide compound, and synthetic method and application thereof | 3 | 2013 |
| cage type multi-shaft optical system mounting rack | 3 | 2014 |
| method for preparing stannic oxide micropipes with multilevel structure through solvothe… 🛈 | 2 | 2016 |
| carbazolyl-containing polyurethane, as well as preparation method and application thereof | 2 | 2015 |
| asymmetric thermal-excitation delayed fluorescence diphenyl ether aromatic phosphine oxi… 🛈 | 2 | 2015 |
| preparation method for nickel-containing phenolic resin based carbon ball | 2 | 2015 |
| polyurethane with memristive performance as well as preparation method and application t… 🛈 | 2 | 2015 |