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DONGFANG TURBINE CO LTD DONGFANG ELECTRIC CORP

Overview
  • Total Patents
    579
  • GoodIP Patent Rank
    3,421
  • Filing trend
    ⇧ 6.0%
About

DONGFANG TURBINE CO LTD DONGFANG ELECTRIC CORP has a total of 579 patent applications. It increased the IP activity by 6.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets engines, pumps and turbines, machine tools and environmental technology are BEIJING LONGWEI POWER GENERATION TECH CO LTD, ERSTE BRUENNER MASCHINEN FAB and SHANGHAI TURBINE WORKS CO LTD.

Patent filings in countries

World map showing DONGFANG TURBINE CO LTD DONGFANG ELECTRIC CORPs patent filings in countries
# Country Total Patents
#1 China 579

Patent filings per year

Chart showing DONGFANG TURBINE CO LTD DONGFANG ELECTRIC CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Gongxian 74
#2 Zhang Xiaodong 59
#3 Gong Xiufang 51
#4 Zhao Weijun 48
#5 Fan Xiaoping 46
#6 Sun Qi 44
#7 Huang Guo 40
#8 Zhao Daiyin 39
#9 Fang Yu 37
#10 Zeng Hong 35

Latest patents

Publication Filing date Title
CN112196629A Sealing structure and sealing method for moving blade of steam turbine
CN112283321A Sleeve shaft flexible rod rigid gear rotor
CN112211903A Uniform-load sliding bearing
CN112214875A Method for evaluating real service temperature of workpiece through precipitated particle phase size
CN112211907A Turbine structure using electromagnetic bearings
CN111993113A Arc-section part matched surface milling rapid clamping device and method
CN111992788A Semi-finish milling cutter for turbine rotor wheel groove and machining method thereof
CN111946412A Back pressure type steam turbine system with heat regeneration system
CN111927586A Four-process recoverer for recovering exhaust steam of large-scale back pressure steam turbine
CN111927566A Shaft seal system for large back pressure steam turbine
CN111922621A Automatic repairing and remanufacturing method of turbine blade
CN111927874A Sliding thrust bearing for realizing load uniform distribution among tiles through cam linkage
CN111922368A Chamfering tool with adjustable angle
CN111911371A Efficient compact multifunctional disc type light-gathering power generation system
CN111911244A Multi-cylinder air turbine unit
CN111730030A Core for solving core head fracture problem of core and preparation method of precision casting part
CN111659856A Concatemer solid blade pouring system and pouring method
CN111590056A Casting structure and casting method for directional solidification of high-temperature alloy
CN111578818A Thrust bearing thrust gap measuring device and gap measuring method
CN111561521A Flange unit and prevent flange structure of bolt bite