How many patents does
China National Heavy Machinery Research Instituteco. have?
patents
1,375
families
1,111
granted
263
applications
1,112
CN
1,375
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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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China National Heavy Machinery Research Instituteco.
Top ten assignees appearing on patents
2009
2018
China National Heavy Machinery Research Instituteco.
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| sector segment structure capable of compositely pressing continuous casting solidificati… 🛈 | 3 | 2014 |
| adjustable four-bar-linkage deviation rectification mechanism | 2 | 2013 |
| hydraulic vibration system of small square billet or small circular billet continuous ca… 🛈 | 2 | 2014 |
| rapid supporting roller changing mechanism for plate strip rolling mill | 2 | 2013 |
| roll gap positioning mechanism of front pinch roll | 2 | 2013 |
| polygon curved surface inner wall crystallizer for continuous casting of tube blank | 2 | 2013 |
| elevation type online grinding mechanism | 2 | 2013 |
| emergency traction device | 2 | 2013 |
| clutch-type vacuum alloy feeding system | 2 | 2013 |
| lifting and inclination driving system of forging manipulator | 2 | 2013 |