How many patents does
Research Institute Of Highway Ministry Of Transport have?
patents
921
families
745
granted
153
applications
768
CN
894
US
15
WO
7
EP
4
RoW
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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Research Institute Of Highway Ministry Of Transport
Top ten assignees appearing on patents
2009 - 2018
2009
Research Institute Of Highway Ministry Of Transport
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| biological asphalt, biological asphalt composite and preparation method thereof | 6 | 2012 |
| auxiliary component and concrete slab for roadbed construction and method for roadbed co… 🛈 | 5 | 2012 |
| composition of skeleton interlocking coarse grain-type high-modulus asphalt concrete and… 🛈 | 5 | 2011 |
| anti-track road surface structure and paving method thereof | 5 | 2016 |
| waterborn polymer-modified emulsified asphalt mixture and process for producing the same | 5 | 2014 |
| test assembly and method for evaluating road holding performance of seam sealing adhesive | 4 | 2014 |
| polyurethane, modified asphalt and mixture material containing same and road surface str… 🛈 | 4 | 2015 |
| method for determining mineral aggregate gradation by using three control points hyperbo… 🛈 | 4 | 2011 |
| dry-method asphalt mixture modifier and preparation method thereof as well as asphalt mi… 🛈 | 4 | 2014 |
| patch and method for repairing asphalt pavement | 3 | 2015 |