How many patents does
Nanyang Explosion Protection Group Company have?
patents
401
families
365
granted
44
applications
357
CN
401
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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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Nanyang Explosion Protection Group Company
Top ten assignees appearing on patents
2009 - 2018
| nanyang explosion protection group… 🛈 | 383 |
| ge yafei | 5 |
2018
Nanyang Explosion Protection Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| insulation structure and method for 200-grade low-voltage motor loosely-embedded winding | 2 | 2014 |
| end cap bearing oil-leakage prevention structure for 2-pole box type generator | 2 | 2012 |
| intelligent coal mine local ventilation system | 2 | 2013 |
| explosion-proof motor rotor stress measurement device and method | 2 | 2014 |
| thin-oil lubrication system for mining counter-rotating axial flow main ventilator | 2 | 2014 |
| explosion-proof motor rotor temperature measuring device and method | 2 | 2014 |
| wiring device for small-sized and medium-sized motors | 2 | 2012 |
| method for reducing insulation damage of motor winding and flame-proof type variable-fre… 🛈 | 2 | 2012 |
| high-capacity low-speed increased safety type three-phase asynchronous motor | 2 | 2010 |
| high-pressure resistance amphibious explosion-proof type bearing device | 2 | 2011 |