How many patents does
Harbin Boiler Company have?
patents
592
families
515
granted
79
applications
513
CN
592
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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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Harbin Boiler Company
Top ten assignees appearing on patents
2009 - 2018
| harbin boiler company | 528 |
| dongfang boiler group co., ltd. of… 🛈 | 2 |
| huaneng power international | 2 |
2009
| harbin boiler company | 8 |
2018
Harbin Boiler Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| high temperature-resistant feeding nozzle | 2 | 2014 |
| overflow tank for 600mw subcritical oil burning boiler drum and desalting method | 2 | 2014 |
| device for fixing temperature-adjusting baffle of tail portion flue of circulating fluid… 🛈 | 2 | 2012 |
| main steel frame node device of tower type supercritical boiler and connecting method | 2 | 2011 |
| device and method for spinning and sealing tube | 2 | 2015 |
| u-shaped plate clamping and positioning device | 2 | 2015 |
| multiple mutually connected elements with different apertures for guaranteeing hole conc… 🛈 | 2 | 2015 |
| tangent circle burner nozzle tube panel assembly frame | 2 | 2015 |
| novel oblique-inserted-pipe double-side welding groove and welding method | 2 | 2015 |
| expansion joint sealing device of boiler ceiling | 2 | 2015 |