How many patents does
Maanshan Iron & Steel Company have?
patents
1,505
families
1,190
granted
329
applications
1,176
CN
1,493
EP
3
WO
2
US
2
JP
2
RoW
3
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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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Maanshan Iron & Steel Company
Top ten assignees appearing on patents
2009 - 2018
2009
| maanshan iron & steel company | 61 |
Maanshan Iron & Steel Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| straight barrel type vacuum refining device and method for use the same | 12 | 2012 |
| single-dip-pipe vacuum refining device and using method thereof | 3 | 2013 |
| tailings pond dam body free draining device | 2 | 2014 |
| carbon-containing temperature measurement tube oxidation-resistance coating as well as p… 🛈 | 2 | 2010 |
| manufacturing method of sn contained non-oriented electrical steel and plate coil | 2 | 2010 |
| steel plate and preparation method thereof | 2 | 2014 |
| full negative pressure coke oven gas purification integrated process | 2 | 2010 |
| transition connection device of continuous mill | 2 | 2014 |
| 60-steel hot rolling coil rod with high strength and high plasticity and production meth… 🛈 | 2 | 2014 |
| inlaid type infrared temperature-measuring tube for continuous temperature measurement o… 🛈 | 2 | 2010 |