How many patents does
Qingdao Economic Development Zone Haier Water Heater Company have?
patents
413
families
354
granted
59
applications
354
CN
413
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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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Qingdao Economic Development Zone Haier Water Heater Company
Top ten assignees appearing on patents
2009
2018
Qingdao Economic Development Zone Haier Water Heater Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| solar energy water tank horizontal-type foaming production line and production process | 3 | 2012 |
| mixed water flow amount-flow direction regulating valve | 2 | 2014 |
| water heater and electric leakage and dry burning preventing detection method thereof | 2 | 2012 |
| water storage type water heater with function of reducing inner container pressure | 2 | 2012 |
| electric water heater having quantum water treater | 2 | 2014 |
| combustion gas water heater | 2 | 2014 |
| assembling structure of water heater and water heater | 2 | 2014 |
| constant-temperature gas heater control method and constant-temperature gas heater | 2 | 2013 |
| heat exchanger of heat pump water tank and heat exchange method | 2 | 2013 |
| composition adopted as enamel material, and use thereof | 2 | 2013 |