How many patents does
Hunan Sundy Science And Technology Development Company have?
patents
329
families
248
granted
59
applications
270
CN
302
WO
15
US
3
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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Hunan Sundy Science And Technology Development Company
Top ten assignees appearing on patents
Hunan Sundy Science And Technology Development Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| wind permeation-type dryer capable of scraping material | 7 | 2014 |
| hot air penetrating internal circulation coal sample dehumidifying device | 5 | 2012 |
| automatic cleaning device for ring hammer crusher, and ring hammer crusher | 5 | 2014 |
| adiabatic autoignition testing device | 4 | 2013 |
| sample making crusher | 3 | 2014 |
| automatic sample preparation system with parallel processing function | 3 | 2014 |
| collected sample conveying speed control method | 3 | 2014 |
| combined automatic air drying and balancing device for sample preparation | 3 | 2012 |
| coal sample online drying equipment based on collecting and manufacturing integration an… 🛈 | 3 | 2015 |
| settling collection type sample making crusher | 2 | 2014 |