How many patents does
Hefei Great Wall Refrigeration Technology Company have?
patents
224
families
213
granted
11
applications
213
CN
224
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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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Hefei Great Wall Refrigeration Technology Company
Top ten assignees appearing on patents
Hefei Great Wall Refrigeration Technology Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| novel limiting adjustable filament tube evaporator installing and welding tool | 2 | 2015 |
| novel self-rotating air blowing nozzle provided with bearing | 2 | 2015 |
| automatic aluminum foil covering equipment for refrigeration evaporator | 2 | 2011 |
| roll welding technology of wire tube evaporator | 2 | 2011 |
| rapid pressure-maintaining connector | 2 | 2012 |
| processing process for coating copper to steel pipe | 2 | 2012 |
| high-temperature-resistant corrosion-resistant coating for aluminum plate | 2 | 2014 |
| anti-corrosion treating fluid for treating aluminum plate and preparation method thereof | 2 | 2014 |
| novel post and wire composite rod-shaped heating tube | 2 | 2015 |
| novel simple device for coating aluminum foil on aluminum pipes of refrigerating evapora… 🛈 | 2 | 2015 |