How many patents does
China University Of Petrolum have?
patents
355
families
255
granted
87
applications
268
CN
337
US
8
WO
5
EP
3
RoW
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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China University Of Petrolum
Top ten assignees appearing on patents
2009 - 2018
2009
2018
China University Of Petrolum
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| combined process for processing heavy oil | 10 | 2011 |
| self-oscillation nozzle and filter pulse jet cleaning ash-removing device with same | 5 | 2012 |
| synthesis method for ets-10 titanosilicate molecular sieve | 4 | 2011 |
| device and method suitable for on-line detection of particulate matters in high-temperat… 🛈 | 3 | 2012 |
| 4a-type molecular sieve synthesis method | 3 | 2013 |
| carbon nanotube-graphene composite electric conduction slurry and preparation method and… 🛈 | 3 | 2015 |
| double-layer pipe overall buckling simulation experiment device and method | 2 | 2012 |
| manual shale physical model and manufacturing method and application thereof | 2 | 2014 |
| method for calculating nonuniform damage depth of sandstone reservoir | 2 | 2012 |
| method and device for confirming lamellar isotropic medium converted wave stacking veloc… 🛈 | 2 | 2012 |