How many patents does
Dongfang Turbine Co., Ltd., Dongfang Electric Corporation have?
patents
816
families
624
granted
186
applications
630
CN
807
EP
3
US
2
WO
1
RoW
3
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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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Dongfang Turbine Co., Ltd., Dongfang Electric Corporation
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Dongfang Turbine Co., Ltd., Dongfang Electric Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| jet type condenser | 11 | 2011 |
| integral shroud structure of last-stage moving blade | 3 | 2014 |
| boring jig, manufacturing method thereof and method for processing flange connection hol… 🛈 | 2 | 2009 |
| high-voltage electron beam welding method for steam turbine spacer plate | 2 | 2015 |
| casting mold for producing high-temperature alloy single crystal blades and directional … 🛈 | 2 | 2013 |
| etchant for displaying metallographic structure of nickel-based high temperature alloy a… 🛈 | 2 | 2013 |
| turbine partition plate full-circle welding method | 2 | 2015 |
| turning tool for regular polygon inner hole processing | 2 | 2016 |
| rapid clamping and aligning device and method for gas turbine valve collar | 2 | 2015 |
| low-pressure steam inlet structure of steam turbine | 2 | 2016 |