How many patents does
Northeast Petroleum University have?
patents
3,706
families
3,291
granted
415
applications
3,291
CN
3,704
WO
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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Northeast Petroleum University
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Northeast Petroleum University
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| physical simulation experiment device of sand box for seismic exploration | 4 | 2015 |
| sand box physics simulation experimental apparatus simulating plastic deforming configur… 🛈 | 4 | 2015 |
| method for improving viscosity of sulfonated polyacrylamide solution | 2 | 2014 |
| rock-displacement acoustoelectric full-automatic measurement apparatus | 2 | 2015 |
| method for relieving downward lag of polymer flooding production well sucker rod | 2 | 2015 |
| automated shifting and transporting device of ocean drilling platform pipe column | 2 | 2015 |
| laboratory experiment device and method for profile control with same | 2 | 2015 |
| multi-scale pipeline weld seam detecting device | 2 | 2015 |
| method for quantitatively detecting concentration of hydroxyl free radical in fenton par… 🛈 | 2 | 2015 |
| high-temperature triaxial-pressure rock porosity and permeability measuring device | 2 | 2015 |