How many patents does
Henan Mine Crane Company have?
patents
244
families
235
granted
9
applications
235
CN
244
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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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Henan Mine Crane Company
Top ten assignees appearing on patents
Henan Mine Crane Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| reinforcement cage lifting device | 2 | 2011 |
| track-type crane and running mechanism thereof | 2 | 2013 |
| box beam welding method | 2 | 2014 |
| hoisting device of crane, pulley beam of crane and crane | 2 | 2014 |
| current collector rack and bridge crane adopting the same | 2 | 2014 |
| vehicle chassis and traveling mechanism thereof | 2 | 2014 |
| position changing machine and production line employing same | 2 | 2014 |
| crane trolley and monorail hoist with same | 2 | 2013 |
| bridge crane trolley for mine | 2 | 2011 |
| wheel hanger for crane | 1 | 2014 |