How many patents does
Nanjing Kisen International Engineering Company have?
patents
229
families
209
granted
20
applications
209
CN
229
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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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Nanjing Kisen International Engineering Company
Top ten assignees appearing on patents
2009
2018
Nanjing Kisen International Engineering Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| adjustable vertical mill feeding device | 2 | 2010 |
| sealing device used between kiln combustor and wicket interface | 2 | 2013 |
| novel vertical milling limiting device | 2 | 2012 |
| heat exchanger for making acid from gypsum | 2 | 2014 |
| novel catch wheel device | 2 | 2012 |
| sealing device of vertical mill casing | 2 | 2012 |
| novel air-cooled type divided sheet supporting plate | 2 | 2012 |
| external heating biomass pyrolyzing device | 2 | 2011 |
| system and method for supercritical water oxidation treatment and resource utilization o… 🛈 | 2 | 2011 |
| high-temperature-resistant embedded roller shaft sealing device | 2 | 2011 |