How many patents does
Sinohydro Bureau 5 Company have?
patents
304
families
282
granted
22
applications
282
CN
304
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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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Sinohydro Bureau 5 Company
Top ten assignees appearing on patents
Sinohydro Bureau 5 Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| frozen soil crushing and heating device | 2 | 2016 |
| protector for vertical rubber stanch belt | 2 | 2012 |
| circular concrete culvert mounting device | 2 | 2015 |
| hoisting method used for hydraulic-opening-closing down-hole-type double-hoisting-point … 🛈 | 2 | 2015 |
| different soil layer damming earth material blending method | 2 | 2015 |
| integrated production technology of rock-fill dam high-standard transition material | 2 | 2014 |
| large-particle-size earth material oversize stone removal device | 2 | 2014 |
| full-automatic compactor | 2 | 2013 |
| circular shaft sliding formwork convenient to demount | 2 | 2012 |
| method for performing large-gradient deviated well construction by using full-section ne… 🛈 | 2 | 2012 |