How many patents does
Hubei Gezhouba Testing Company have?
patents
232
families
206
granted
18
applications
214
CN
224
WO
3
RoW
5
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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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Hubei Gezhouba Testing Company
Top ten assignees appearing on patents
2009 - 2018
2018
Hubei Gezhouba Testing Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| continuous mixing system for preparing impervious soil and control method | 6 | 2011 |
| concrete strain gauge assembly device | 3 | 2014 |
| device for detecting setting time of cement-based material by using natural vibration fr… 🛈 | 3 | 2014 |
| intermittent on-off type mass concrete cooling water supply control system | 3 | 2012 |
| reinforced anti-split agent for materials such as lime and coal ash | 2 | 2008 |
| graded dispensing system of gravel for anti-leakage wall and preparation method thereof | 2 | 2011 |
| method and device for detecting coagulation time of cement-based material by using self-… 🛈 | 2 | 2014 |
| frost-weathering construction method of channel lining concrete | 2 | 2012 |
| underwater anchor rod construction method | 2 | 2013 |
| plugging and leakage-stopping method under flowing water condition | 2 | 2012 |