How many patents does
Hongta Tobacco have?
patents
618
families
492
granted
111
applications
507
CN
596
WO
4
US
4
EP
3
JP
2
RoW
9
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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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Hongta Tobacco
Top ten assignees appearing on patents
2009 - 2018
2009
| hongta tobacco (group) company | 10 |
Hongta Tobacco
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| new highly-efficient energy-saving threshing air separation process and device | 11 | 2013 |
| air-pressure-type dual-bin air-powered separator | 7 | 2013 |
| filp top cigarette pack with concavedown bottom edges of side walls of flip top | 3 | 2010 |
| filp top cigarette pack with convex bottom edges of side walls of flip top | 3 | 2010 |
| polylactic acid filter stick paper element and manufacturing method thereof | 2 | 2014 |
| quantitative transfer box for small cigarette cases | 2 | 2014 |
| focke401 folding turning wheel clutch inspection tool | 2 | 2014 |
| method for reducing release amount of carbon oxide of main stream smoke of cigarette | 2 | 2012 |
| support device for carton face closed paper cover plates on carton | 2 | 2014 |
| polylactic acid/polypropylene cigarette composite tow with sheath-core structure and pre… 🛈 | 2 | 2012 |