How many patents does
Jinan Heavy Machinery Joint-Stock Company have?
patents
456
families
438
granted
19
applications
437
CN
456
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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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Jinan Heavy Machinery Joint-Stock Company
Top ten assignees appearing on patents
2018
Jinan Heavy Machinery Joint-Stock Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| coarse powder returning device of mill | 2 | 2012 |
| mill feeding multi-seal system | 2 | 2011 |
| gear lubricating device for ball mill | 2 | 2009 |
| miller lining processing technique | 2 | 2015 |
| pinch roll for pipes and bars | 2 | 2010 |
| tool for welding steel plates onto outer wall of barrel and welding method thereof | 2 | 2014 |
| supporting frame for mill cylinder | 2 | 2014 |
| anti-blocking floor drain | 2 | 2014 |
| installation method of ball mill main bearing and main bearing bottom plate thereof | 2 | 2009 |
| process for welding grate plate frame | 2 | 2015 |