How many patents does
Harbin Electric Machinery Company have?
patents
752
families
650
granted
111
applications
641
CN
752
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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 Electric Machinery Company
Top ten assignees appearing on patents
2018
Harbin Electric Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| double direction thrust bearing tester | 2 | 2009 |
| manufacturing process for main shaft of large water turbine | 2 | 2009 |
| manufacturing method of large generator stator bar electrical-heating aging test device | 2 | 2009 |
| judging method for determining cavitation inception | 2 | 2009 |
| water lens of transparent taper pipe in water turbine model | 2 | 2011 |
| isolation structure for measuring external electric interference signals by pressure flu… 🛈 | 2 | 2009 |
| erecting welding technological method for single-upper-ring type large segmented stand r… 🛈 | 2 | 2015 |
| acoustic method for determining incipient cavitation of runner blades of model water tur… 🛈 | 2 | 2009 |
| method for analyzing dynamic stress of bucket of impulse water turbine | 2 | 2015 |
| numerical control machining fixture device for impulse water turbine runner | 2 | 2009 |