How many patents does
Nantong Dart-Pollrich Fan Company have?
patents
205
families
192
granted
9
applications
196
CN
201
WO
4
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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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Nantong Dart-Pollrich Fan Company
Top ten assignees appearing on patents
2009 - 2018
| nantong dart-pollrich fan company | 193 |
| ge feng | 6 |
2018
Nantong Dart-Pollrich Fan Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| fan for containment atmospheric monitoring system | 3 | 2015 |
| exhausting baffle for welded type vacuum machine | 2 | 2013 |
| single-stage high-speed front guide vane regulating mechanism of blower | 2 | 2016 |
| emptying silencer of blower | 2 | 2014 |
| centrifugal high-pressure fluidization fan for 135 mw circulating fluidized bed | 2 | 2014 |
| motor bearing installation protecting device of nuclear power axial flow fan | 2 | 2012 |
| air inlet used for 600mw circulating fluidized bed fan | 2 | 2011 |
| centrifugal blower | 2 | 2010 |
| plate bending machine with pre-bending device | 2 | 2012 |
| centrifugal fan cast steel volute structure with collector ring | 2 | 2015 |