How many patents does
Changjiang Waterway Institute Of Planning, Design& Research have?
patents
300
families
232
granted
68
applications
232
CN
297
WO
2
US
1
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- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Changjiang Waterway Institute Of Planning, Design& Research
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Changjiang Waterway Institute Of Planning, Design& Research
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| dam concrete surface abrasion-resistant coating and coating method thereof | 4 | 2012 |
| time-limit-free orienting device and method adopting super-deep drilling and hydraulic f… 🛈 | 2 | 2015 |
| method for measuring change law and values of deep-buried hard rock mechanical parameters | 2 | 2012 |
| sudden water pollution accident emergency treatment system | 2 | 2013 |
| flexible double-tube water diversion, electricity generation and water storage integrate… 🛈 | 2 | 2013 |
| hydraulic slightly-expansive cement gel sandstone blast hole blocking material and prepa… 🛈 | 2 | 2013 |
| water-mist dust settling method implemented during blast excavation for large-scale unde… 🛈 | 2 | 2013 |
| differential pressure amplified check valve equipment and application method | 2 | 2013 |
| high-resolution remote sensing image classifying method based on fusion of multiple clas… 🛈 | 2 | 2013 |
| high-resolution remote-sensing image change detection method facing targets and based on… 🛈 | 2 | 2013 |